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Finding the Fourth Proportional to 23,473, 32,392.76 and 12,862.68

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Solution

The fourth proportional to 23,473, 32,392.76 and 12,862.68 is: 17,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,473 : 32,392.76 = 12,862.68 : x
  2. Step 2: Convert to fraction form
    23,473/32,392.76 = 12,862.68/x
  3. Step 3: Cross multiply
    23,473x = 32,392.76 × 12,862.68
  4. Step 4: Simplify right side
    23,473x = 416,657,706.20
  5. Step 5: Solve for x
    x = 416,657,706.20/23,473
  6. Step 6: Final answer
    x = 17,750.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.