Home / 15,097.62-22,639.14-5,603.39

Finding the Fourth Proportional to 15,097.62, 22,639.14 and 5,603.39

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Solution

The fourth proportional to 15,097.62, 22,639.14 and 5,603.39 is: 8,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097.62 : 22,639.14 = 5,603.39 : x
  2. Step 2: Convert to fraction form
    15,097.62/22,639.14 = 5,603.39/x
  3. Step 3: Cross multiply
    15,097.62x = 22,639.14 × 5,603.39
  4. Step 4: Simplify right side
    15,097.62x = 126,855,817.49
  5. Step 5: Solve for x
    x = 126,855,817.49/15,097.62
  6. Step 6: Final answer
    x = 8,402.37

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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.