Home / 38,431.28-57,636.60-14,733.68

Finding the Fourth Proportional to 38,431.28, 57,636.60 and 14,733.68

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Solution

The fourth proportional to 38,431.28, 57,636.60 and 14,733.68 is: 22,096.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,431.28 : 57,636.60 = 14,733.68 : x
  2. Step 2: Convert to fraction form
    38,431.28/57,636.60 = 14,733.68/x
  3. Step 3: Cross multiply
    38,431.28x = 57,636.60 × 14,733.68
  4. Step 4: Simplify right side
    38,431.28x = 849,199,220.69
  5. Step 5: Solve for x
    x = 849,199,220.69/38,431.28
  6. Step 6: Final answer
    x = 22,096.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.