Home / 40,335.81-55,658.16-22,427.25

Finding the Fourth Proportional to 40,335.81, 55,658.16 and 22,427.25

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Solution

The fourth proportional to 40,335.81, 55,658.16 and 22,427.25 is: 30,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,335.81 : 55,658.16 = 22,427.25 : x
  2. Step 2: Convert to fraction form
    40,335.81/55,658.16 = 22,427.25/x
  3. Step 3: Cross multiply
    40,335.81x = 55,658.16 × 22,427.25
  4. Step 4: Simplify right side
    40,335.81x = 1,248,259,468.86
  5. Step 5: Solve for x
    x = 1,248,259,468.86/40,335.81
  6. Step 6: Final answer
    x = 30,946.68

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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.