Home / 28,048.13-42,061.26-10,508.39

Finding the Fourth Proportional to 28,048.13, 42,061.26 and 10,508.39

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Solution

The fourth proportional to 28,048.13, 42,061.26 and 10,508.39 is: 15,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048.13 : 42,061.26 = 10,508.39 : x
  2. Step 2: Convert to fraction form
    28,048.13/42,061.26 = 10,508.39/x
  3. Step 3: Cross multiply
    28,048.13x = 42,061.26 × 10,508.39
  4. Step 4: Simplify right side
    28,048.13x = 441,996,123.97
  5. Step 5: Solve for x
    x = 441,996,123.97/28,048.13
  6. Step 6: Final answer
    x = 15,758.49

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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.