Home / 38,320.92-57,479.02-14,300.55

Finding the Fourth Proportional to 38,320.92, 57,479.02 and 14,300.55

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Solution

The fourth proportional to 38,320.92, 57,479.02 and 14,300.55 is: 21,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,320.92 : 57,479.02 = 14,300.55 : x
  2. Step 2: Convert to fraction form
    38,320.92/57,479.02 = 14,300.55/x
  3. Step 3: Cross multiply
    38,320.92x = 57,479.02 × 14,300.55
  4. Step 4: Simplify right side
    38,320.92x = 821,981,599.46
  5. Step 5: Solve for x
    x = 821,981,599.46/38,320.92
  6. Step 6: Final answer
    x = 21,449.94

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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.