Home / 40,240.59-60,371.62-13,945.31

Finding the Fourth Proportional to 40,240.59, 60,371.62 and 13,945.31

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Solution

The fourth proportional to 40,240.59, 60,371.62 and 13,945.31 is: 20,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240.59 : 60,371.62 = 13,945.31 : x
  2. Step 2: Convert to fraction form
    40,240.59/60,371.62 = 13,945.31/x
  3. Step 3: Cross multiply
    40,240.59x = 60,371.62 × 13,945.31
  4. Step 4: Simplify right side
    40,240.59x = 841,900,956.10
  5. Step 5: Solve for x
    x = 841,900,956.10/40,240.59
  6. Step 6: Final answer
    x = 20,921.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.