Home / 38,037.40-57,065.82-14,657.56

Finding the Fourth Proportional to 38,037.40, 57,065.82 and 14,657.56

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Solution

The fourth proportional to 38,037.40, 57,065.82 and 14,657.56 is: 21,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037.40 : 57,065.82 = 14,657.56 : x
  2. Step 2: Convert to fraction form
    38,037.40/57,065.82 = 14,657.56/x
  3. Step 3: Cross multiply
    38,037.40x = 57,065.82 × 14,657.56
  4. Step 4: Simplify right side
    38,037.40x = 836,445,680.60
  5. Step 5: Solve for x
    x = 836,445,680.60/38,037.40
  6. Step 6: Final answer
    x = 21,990.09

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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.