Home / 29,456.21-40,636.14-17,512.76

Finding the Fourth Proportional to 29,456.21, 40,636.14 and 17,512.76

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Solution

The fourth proportional to 29,456.21, 40,636.14 and 17,512.76 is: 24,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,456.21 : 40,636.14 = 17,512.76 : x
  2. Step 2: Convert to fraction form
    29,456.21/40,636.14 = 17,512.76/x
  3. Step 3: Cross multiply
    29,456.21x = 40,636.14 × 17,512.76
  4. Step 4: Simplify right side
    29,456.21x = 711,650,967.15
  5. Step 5: Solve for x
    x = 711,650,967.15/29,456.21
  6. Step 6: Final answer
    x = 24,159.62

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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.