Home / 40,098-55,335.24-23,342.16

Finding the Fourth Proportional to 40,098, 55,335.24 and 23,342.16

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Solution

The fourth proportional to 40,098, 55,335.24 and 23,342.16 is: 32,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098 : 55,335.24 = 23,342.16 : x
  2. Step 2: Convert to fraction form
    40,098/55,335.24 = 23,342.16/x
  3. Step 3: Cross multiply
    40,098x = 55,335.24 × 23,342.16
  4. Step 4: Simplify right side
    40,098x = 1,291,644,025.72
  5. Step 5: Solve for x
    x = 1,291,644,025.72/40,098
  6. Step 6: Final answer
    x = 32,212.18

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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.