Home / 45,657.12-63,010.06-27,748.64

Finding the Fourth Proportional to 45,657.12, 63,010.06 and 27,748.64

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Solution

The fourth proportional to 45,657.12, 63,010.06 and 27,748.64 is: 38,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,657.12 : 63,010.06 = 27,748.64 : x
  2. Step 2: Convert to fraction form
    45,657.12/63,010.06 = 27,748.64/x
  3. Step 3: Cross multiply
    45,657.12x = 63,010.06 × 27,748.64
  4. Step 4: Simplify right side
    45,657.12x = 1,748,443,471.32
  5. Step 5: Solve for x
    x = 1,748,443,471.32/45,657.12
  6. Step 6: Final answer
    x = 38,295.09

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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.