Home / 45,810.90-63,219.75-27,906.66

Finding the Fourth Proportional to 45,810.90, 63,219.75 and 27,906.66

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Solution

The fourth proportional to 45,810.90, 63,219.75 and 27,906.66 is: 38,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,810.90 : 63,219.75 = 27,906.66 : x
  2. Step 2: Convert to fraction form
    45,810.90/63,219.75 = 27,906.66/x
  3. Step 3: Cross multiply
    45,810.90x = 63,219.75 × 27,906.66
  4. Step 4: Simplify right side
    45,810.90x = 1,764,252,068.54
  5. Step 5: Solve for x
    x = 1,764,252,068.54/45,810.90
  6. Step 6: Final answer
    x = 38,511.62

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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.