Home / 14,132.38-19,503.28-7,844.76

Finding the Fourth Proportional to 14,132.38, 19,503.28 and 7,844.76

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Solution

The fourth proportional to 14,132.38, 19,503.28 and 7,844.76 is: 10,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.38 : 19,503.28 = 7,844.76 : x
  2. Step 2: Convert to fraction form
    14,132.38/19,503.28 = 7,844.76/x
  3. Step 3: Cross multiply
    14,132.38x = 19,503.28 × 7,844.76
  4. Step 4: Simplify right side
    14,132.38x = 152,998,550.81
  5. Step 5: Solve for x
    x = 152,998,550.81/14,132.38
  6. Step 6: Final answer
    x = 10,826.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.