Home / 34,719.91-52,079.63-9,759.80

Finding the Fourth Proportional to 34,719.91, 52,079.63 and 9,759.80

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Solution

The fourth proportional to 34,719.91, 52,079.63 and 9,759.80 is: 14,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.91 : 52,079.63 = 9,759.80 : x
  2. Step 2: Convert to fraction form
    34,719.91/52,079.63 = 9,759.80/x
  3. Step 3: Cross multiply
    34,719.91x = 52,079.63 × 9,759.80
  4. Step 4: Simplify right side
    34,719.91x = 508,286,854.27
  5. Step 5: Solve for x
    x = 508,286,854.27/34,719.91
  6. Step 6: Final answer
    x = 14,639.64

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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.