Home / 23,153.32-34,630.75-21,472.57

Finding the Fourth Proportional to 23,153.32, 34,630.75 and 21,472.57

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Solution

The fourth proportional to 23,153.32, 34,630.75 and 21,472.57 is: 32,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153.32 : 34,630.75 = 21,472.57 : x
  2. Step 2: Convert to fraction form
    23,153.32/34,630.75 = 21,472.57/x
  3. Step 3: Cross multiply
    23,153.32x = 34,630.75 × 21,472.57
  4. Step 4: Simplify right side
    23,153.32x = 743,611,203.53
  5. Step 5: Solve for x
    x = 743,611,203.53/23,153.32
  6. Step 6: Final answer
    x = 32,116.83

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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.