Home / 28,236.38-42,356.01-10,707.66

Finding the Fourth Proportional to 28,236.38, 42,356.01 and 10,707.66

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Solution

The fourth proportional to 28,236.38, 42,356.01 and 10,707.66 is: 16,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,236.38 : 42,356.01 = 10,707.66 : x
  2. Step 2: Convert to fraction form
    28,236.38/42,356.01 = 10,707.66/x
  3. Step 3: Cross multiply
    28,236.38x = 42,356.01 × 10,707.66
  4. Step 4: Simplify right side
    28,236.38x = 453,533,754.04
  5. Step 5: Solve for x
    x = 453,533,754.04/28,236.38
  6. Step 6: Final answer
    x = 16,062.04

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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.