Home / 34,679.75-52,006.86-12,487.16

Finding the Fourth Proportional to 34,679.75, 52,006.86 and 12,487.16

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Solution

The fourth proportional to 34,679.75, 52,006.86 and 12,487.16 is: 18,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.75 : 52,006.86 = 12,487.16 : x
  2. Step 2: Convert to fraction form
    34,679.75/52,006.86 = 12,487.16/x
  3. Step 3: Cross multiply
    34,679.75x = 52,006.86 × 12,487.16
  4. Step 4: Simplify right side
    34,679.75x = 649,418,111.93
  5. Step 5: Solve for x
    x = 649,418,111.93/34,679.75
  6. Step 6: Final answer
    x = 18,726.15

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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.