Home / 23,153.76-34,737.12-9,312.48

Finding the Fourth Proportional to 23,153.76, 34,737.12 and 9,312.48

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Solution

The fourth proportional to 23,153.76, 34,737.12 and 9,312.48 is: 13,971.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153.76 : 34,737.12 = 9,312.48 : x
  2. Step 2: Convert to fraction form
    23,153.76/34,737.12 = 9,312.48/x
  3. Step 3: Cross multiply
    23,153.76x = 34,737.12 × 9,312.48
  4. Step 4: Simplify right side
    23,153.76x = 323,488,735.26
  5. Step 5: Solve for x
    x = 323,488,735.26/23,153.76
  6. Step 6: Final answer
    x = 13,971.33

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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.