Home / 22,715.13-34,072.70-7,132.75

Finding the Fourth Proportional to 22,715.13, 34,072.70 and 7,132.75

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Solution

The fourth proportional to 22,715.13, 34,072.70 and 7,132.75 is: 10,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,715.13 : 34,072.70 = 7,132.75 : x
  2. Step 2: Convert to fraction form
    22,715.13/34,072.70 = 7,132.75/x
  3. Step 3: Cross multiply
    22,715.13x = 34,072.70 × 7,132.75
  4. Step 4: Simplify right side
    22,715.13x = 243,032,050.93
  5. Step 5: Solve for x
    x = 243,032,050.93/22,715.13
  6. Step 6: Final answer
    x = 10,699.13

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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.