Home / 38,288.64-57,432.93-14,931.48

Finding the Fourth Proportional to 38,288.64, 57,432.93 and 14,931.48

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Solution

The fourth proportional to 38,288.64, 57,432.93 and 14,931.48 is: 22,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,288.64 : 57,432.93 = 14,931.48 : x
  2. Step 2: Convert to fraction form
    38,288.64/57,432.93 = 14,931.48/x
  3. Step 3: Cross multiply
    38,288.64x = 57,432.93 × 14,931.48
  4. Step 4: Simplify right side
    38,288.64x = 857,558,645.64
  5. Step 5: Solve for x
    x = 857,558,645.64/38,288.64
  6. Step 6: Final answer
    x = 22,397.21

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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.