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Finding the Fourth Proportional to 23,512, 32,417.76 and 18,460.48

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Solution

The fourth proportional to 23,512, 32,417.76 and 18,460.48 is: 25,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,512 : 32,417.76 = 18,460.48 : x
  2. Step 2: Convert to fraction form
    23,512/32,417.76 = 18,460.48/x
  3. Step 3: Cross multiply
    23,512x = 32,417.76 × 18,460.48
  4. Step 4: Simplify right side
    23,512x = 598,447,410.12
  5. Step 5: Solve for x
    x = 598,447,410.12/23,512
  6. Step 6: Final answer
    x = 25,452.85

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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.