Home / 28,532.30-42,790.08-10,750.13

Finding the Fourth Proportional to 28,532.30, 42,790.08 and 10,750.13

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Solution

The fourth proportional to 28,532.30, 42,790.08 and 10,750.13 is: 16,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.30 : 42,790.08 = 10,750.13 : x
  2. Step 2: Convert to fraction form
    28,532.30/42,790.08 = 10,750.13/x
  3. Step 3: Cross multiply
    28,532.30x = 42,790.08 × 10,750.13
  4. Step 4: Simplify right side
    28,532.30x = 459,998,708.76
  5. Step 5: Solve for x
    x = 459,998,708.76/28,532.30
  6. Step 6: Final answer
    x = 16,122.04

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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.