Home / 33,140.15-45,732.01-18,032.87

Finding the Fourth Proportional to 33,140.15, 45,732.01 and 18,032.87

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Solution

The fourth proportional to 33,140.15, 45,732.01 and 18,032.87 is: 24,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.15 : 45,732.01 = 18,032.87 : x
  2. Step 2: Convert to fraction form
    33,140.15/45,732.01 = 18,032.87/x
  3. Step 3: Cross multiply
    33,140.15x = 45,732.01 × 18,032.87
  4. Step 4: Simplify right side
    33,140.15x = 824,679,391.17
  5. Step 5: Solve for x
    x = 824,679,391.17/33,140.15
  6. Step 6: Final answer
    x = 24,884.60

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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.