Home / 28,253.18-42,382.24-10,484.04

Finding the Fourth Proportional to 28,253.18, 42,382.24 and 10,484.04

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Solution

The fourth proportional to 28,253.18, 42,382.24 and 10,484.04 is: 15,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,253.18 : 42,382.24 = 10,484.04 : x
  2. Step 2: Convert to fraction form
    28,253.18/42,382.24 = 10,484.04/x
  3. Step 3: Cross multiply
    28,253.18x = 42,382.24 × 10,484.04
  4. Step 4: Simplify right side
    28,253.18x = 444,337,099.45
  5. Step 5: Solve for x
    x = 444,337,099.45/28,253.18
  6. Step 6: Final answer
    x = 15,726.98

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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.