Home / 17,630.48-26,432.76-8,402.96

Finding the Fourth Proportional to 17,630.48, 26,432.76 and 8,402.96

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Solution

The fourth proportional to 17,630.48, 26,432.76 and 8,402.96 is: 12,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.48 : 26,432.76 = 8,402.96 : x
  2. Step 2: Convert to fraction form
    17,630.48/26,432.76 = 8,402.96/x
  3. Step 3: Cross multiply
    17,630.48x = 26,432.76 × 8,402.96
  4. Step 4: Simplify right side
    17,630.48x = 222,113,424.97
  5. Step 5: Solve for x
    x = 222,113,424.97/17,630.48
  6. Step 6: Final answer
    x = 12,598.26

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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.