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Finding the Fourth Proportional to 15,352.75, 23,014.54 and 5,985.91

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Solution

The fourth proportional to 15,352.75, 23,014.54 and 5,985.91 is: 8,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.75 : 23,014.54 = 5,985.91 : x
  2. Step 2: Convert to fraction form
    15,352.75/23,014.54 = 5,985.91/x
  3. Step 3: Cross multiply
    15,352.75x = 23,014.54 × 5,985.91
  4. Step 4: Simplify right side
    15,352.75x = 137,762,965.13
  5. Step 5: Solve for x
    x = 137,762,965.13/15,352.75
  6. Step 6: Final answer
    x = 8,973.18

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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.