Home / 45,389.28-62,638.56-27,487.56

Finding the Fourth Proportional to 45,389.28, 62,638.56 and 27,487.56

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Solution

The fourth proportional to 45,389.28, 62,638.56 and 27,487.56 is: 37,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,389.28 : 62,638.56 = 27,487.56 : x
  2. Step 2: Convert to fraction form
    45,389.28/62,638.56 = 27,487.56/x
  3. Step 3: Cross multiply
    45,389.28x = 62,638.56 × 27,487.56
  4. Step 4: Simplify right side
    45,389.28x = 1,721,781,176.31
  5. Step 5: Solve for x
    x = 1,721,781,176.31/45,389.28
  6. Step 6: Final answer
    x = 37,933.65

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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.