Home / 34,721.69-52,082.62-8,426.39

Finding the Fourth Proportional to 34,721.69, 52,082.62 and 8,426.39

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Solution

The fourth proportional to 34,721.69, 52,082.62 and 8,426.39 is: 12,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,721.69 : 52,082.62 = 8,426.39 : x
  2. Step 2: Convert to fraction form
    34,721.69/52,082.62 = 8,426.39/x
  3. Step 3: Cross multiply
    34,721.69x = 52,082.62 × 8,426.39
  4. Step 4: Simplify right side
    34,721.69x = 438,868,186.86
  5. Step 5: Solve for x
    x = 438,868,186.86/34,721.69
  6. Step 6: Final answer
    x = 12,639.60

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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.