Home / 34,729.20-52,088.40-9,766.80

Finding the Fourth Proportional to 34,729.20, 52,088.40 and 9,766.80

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Solution

The fourth proportional to 34,729.20, 52,088.40 and 9,766.80 is: 14,648.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.20 : 52,088.40 = 9,766.80 : x
  2. Step 2: Convert to fraction form
    34,729.20/52,088.40 = 9,766.80/x
  3. Step 3: Cross multiply
    34,729.20x = 52,088.40 × 9,766.80
  4. Step 4: Simplify right side
    34,729.20x = 508,736,985.12
  5. Step 5: Solve for x
    x = 508,736,985.12/34,729.20
  6. Step 6: Final answer
    x = 14,648.68

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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.