Home / 34,713.79-52,070.85-8,418.53

Finding the Fourth Proportional to 34,713.79, 52,070.85 and 8,418.53

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Solution

The fourth proportional to 34,713.79, 52,070.85 and 8,418.53 is: 12,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,713.79 : 52,070.85 = 8,418.53 : x
  2. Step 2: Convert to fraction form
    34,713.79/52,070.85 = 8,418.53/x
  3. Step 3: Cross multiply
    34,713.79x = 52,070.85 × 8,418.53
  4. Step 4: Simplify right side
    34,713.79x = 438,360,012.85
  5. Step 5: Solve for x
    x = 438,360,012.85/34,713.79
  6. Step 6: Final answer
    x = 12,627.84

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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.