Home / 32,757.98-45,212.02-21,437.53

Finding the Fourth Proportional to 32,757.98, 45,212.02 and 21,437.53

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Solution

The fourth proportional to 32,757.98, 45,212.02 and 21,437.53 is: 29,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,757.98 : 45,212.02 = 21,437.53 : x
  2. Step 2: Convert to fraction form
    32,757.98/45,212.02 = 21,437.53/x
  3. Step 3: Cross multiply
    32,757.98x = 45,212.02 × 21,437.53
  4. Step 4: Simplify right side
    32,757.98x = 969,233,868.49
  5. Step 5: Solve for x
    x = 969,233,868.49/32,757.98
  6. Step 6: Final answer
    x = 29,587.72

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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.