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Finding the Fourth Proportional to 23,567, 32,523.22 and 12,957.40

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Solution

The fourth proportional to 23,567, 32,523.22 and 12,957.40 is: 17,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,567 : 32,523.22 = 12,957.40 : x
  2. Step 2: Convert to fraction form
    23,567/32,523.22 = 12,957.40/x
  3. Step 3: Cross multiply
    23,567x = 32,523.22 × 12,957.40
  4. Step 4: Simplify right side
    23,567x = 421,416,370.83
  5. Step 5: Solve for x
    x = 421,416,370.83/23,567
  6. Step 6: Final answer
    x = 17,881.63

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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.