Home / 27,487.92-37,916.28-24,128.08

Finding the Fourth Proportional to 27,487.92, 37,916.28 and 24,128.08

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Solution

The fourth proportional to 27,487.92, 37,916.28 and 24,128.08 is: 33,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,487.92 : 37,916.28 = 24,128.08 : x
  2. Step 2: Convert to fraction form
    27,487.92/37,916.28 = 24,128.08/x
  3. Step 3: Cross multiply
    27,487.92x = 37,916.28 × 24,128.08
  4. Step 4: Simplify right side
    27,487.92x = 914,847,037.14
  5. Step 5: Solve for x
    x = 914,847,037.14/27,487.92
  6. Step 6: Final answer
    x = 33,281.78

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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.