Home / 40,836.88-56,353.08-22,931.56

Finding the Fourth Proportional to 40,836.88, 56,353.08 and 22,931.56

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Solution

The fourth proportional to 40,836.88, 56,353.08 and 22,931.56 is: 31,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,836.88 : 56,353.08 = 22,931.56 : x
  2. Step 2: Convert to fraction form
    40,836.88/56,353.08 = 22,931.56/x
  3. Step 3: Cross multiply
    40,836.88x = 56,353.08 × 22,931.56
  4. Step 4: Simplify right side
    40,836.88x = 1,292,264,035.20
  5. Step 5: Solve for x
    x = 1,292,264,035.20/40,836.88
  6. Step 6: Final answer
    x = 31,644.53

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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.