Home / 45,807.90-63,227.45-27,902.75

Finding the Fourth Proportional to 45,807.90, 63,227.45 and 27,902.75

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Solution

The fourth proportional to 45,807.90, 63,227.45 and 27,902.75 is: 38,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.90 : 63,227.45 = 27,902.75 : x
  2. Step 2: Convert to fraction form
    45,807.90/63,227.45 = 27,902.75/x
  3. Step 3: Cross multiply
    45,807.90x = 63,227.45 × 27,902.75
  4. Step 4: Simplify right side
    45,807.90x = 1,764,219,484.11
  5. Step 5: Solve for x
    x = 1,764,219,484.11/45,807.90
  6. Step 6: Final answer
    x = 38,513.44

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Half scale
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Double scale
Find fourth proportional to 45,808.90, 63,228.83 and 27,903.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.