Home / 32,125.31-44,353.02-20,644.88

Finding the Fourth Proportional to 32,125.31, 44,353.02 and 20,644.88

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Solution

The fourth proportional to 32,125.31, 44,353.02 and 20,644.88 is: 28,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.31 : 44,353.02 = 20,644.88 : x
  2. Step 2: Convert to fraction form
    32,125.31/44,353.02 = 20,644.88/x
  3. Step 3: Cross multiply
    32,125.31x = 44,353.02 × 20,644.88
  4. Step 4: Simplify right side
    32,125.31x = 915,662,515.06
  5. Step 5: Solve for x
    x = 915,662,515.06/32,125.31
  6. Step 6: Final answer
    x = 28,502.84

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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.