Home / 18,807.46-28,203.89-10,037.59

Finding the Fourth Proportional to 18,807.46, 28,203.89 and 10,037.59

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Solution

The fourth proportional to 18,807.46, 28,203.89 and 10,037.59 is: 15,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807.46 : 28,203.89 = 10,037.59 : x
  2. Step 2: Convert to fraction form
    18,807.46/28,203.89 = 10,037.59/x
  3. Step 3: Cross multiply
    18,807.46x = 28,203.89 × 10,037.59
  4. Step 4: Simplify right side
    18,807.46x = 283,098,943.21
  5. Step 5: Solve for x
    x = 283,098,943.21/18,807.46
  6. Step 6: Final answer
    x = 15,052.49

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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.