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Finding the Fourth Proportional to 40,393.66, 55,735.11 and 24,468.86

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Solution

The fourth proportional to 40,393.66, 55,735.11 and 24,468.86 is: 33,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393.66 : 55,735.11 = 24,468.86 : x
  2. Step 2: Convert to fraction form
    40,393.66/55,735.11 = 24,468.86/x
  3. Step 3: Cross multiply
    40,393.66x = 55,735.11 × 24,468.86
  4. Step 4: Simplify right side
    40,393.66x = 1,363,774,603.67
  5. Step 5: Solve for x
    x = 1,363,774,603.67/40,393.66
  6. Step 6: Final answer
    x = 33,762.10

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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.