Home / 27,564.28-38,037.18-14,988.92

Finding the Fourth Proportional to 27,564.28, 38,037.18 and 14,988.92

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Solution

The fourth proportional to 27,564.28, 38,037.18 and 14,988.92 is: 20,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.28 : 38,037.18 = 14,988.92 : x
  2. Step 2: Convert to fraction form
    27,564.28/38,037.18 = 14,988.92/x
  3. Step 3: Cross multiply
    27,564.28x = 38,037.18 × 14,988.92
  4. Step 4: Simplify right side
    27,564.28x = 570,136,248.05
  5. Step 5: Solve for x
    x = 570,136,248.05/27,564.28
  6. Step 6: Final answer
    x = 20,683.88

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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.