Home / 34,760.68-52,130.30-12,571.40

Finding the Fourth Proportional to 34,760.68, 52,130.30 and 12,571.40

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Solution

The fourth proportional to 34,760.68, 52,130.30 and 12,571.40 is: 18,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,760.68 : 52,130.30 = 12,571.40 : x
  2. Step 2: Convert to fraction form
    34,760.68/52,130.30 = 12,571.40/x
  3. Step 3: Cross multiply
    34,760.68x = 52,130.30 × 12,571.40
  4. Step 4: Simplify right side
    34,760.68x = 655,350,853.42
  5. Step 5: Solve for x
    x = 655,350,853.42/34,760.68
  6. Step 6: Final answer
    x = 18,853.22

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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.