Home / 38,331.80-57,500.14-12,037.58

Finding the Fourth Proportional to 38,331.80, 57,500.14 and 12,037.58

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Solution

The fourth proportional to 38,331.80, 57,500.14 and 12,037.58 is: 18,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.80 : 57,500.14 = 12,037.58 : x
  2. Step 2: Convert to fraction form
    38,331.80/57,500.14 = 12,037.58/x
  3. Step 3: Cross multiply
    38,331.80x = 57,500.14 × 12,037.58
  4. Step 4: Simplify right side
    38,331.80x = 692,162,475.07
  5. Step 5: Solve for x
    x = 692,162,475.07/38,331.80
  6. Step 6: Final answer
    x = 18,057.13

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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.