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Finding the Fourth Proportional to 34,059.76, 51,089.04 and 15,326.53

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Solution

The fourth proportional to 34,059.76, 51,089.04 and 15,326.53 is: 22,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,059.76 : 51,089.04 = 15,326.53 : x
  2. Step 2: Convert to fraction form
    34,059.76/51,089.04 = 15,326.53/x
  3. Step 3: Cross multiply
    34,059.76x = 51,089.04 × 15,326.53
  4. Step 4: Simplify right side
    34,059.76x = 783,017,774.48
  5. Step 5: Solve for x
    x = 783,017,774.48/34,059.76
  6. Step 6: Final answer
    x = 22,989.53

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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.