Home / 34,126.46-51,154.61-13,061.55

Finding the Fourth Proportional to 34,126.46, 51,154.61 and 13,061.55

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Solution

The fourth proportional to 34,126.46, 51,154.61 and 13,061.55 is: 19,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,126.46 : 51,154.61 = 13,061.55 : x
  2. Step 2: Convert to fraction form
    34,126.46/51,154.61 = 13,061.55/x
  3. Step 3: Cross multiply
    34,126.46x = 51,154.61 × 13,061.55
  4. Step 4: Simplify right side
    34,126.46x = 668,158,430.94
  5. Step 5: Solve for x
    x = 668,158,430.94/34,126.46
  6. Step 6: Final answer
    x = 19,578.90

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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.