Home / 45,403.62-62,671.92-40,615.11

Finding the Fourth Proportional to 45,403.62, 62,671.92 and 40,615.11

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Solution

The fourth proportional to 45,403.62, 62,671.92 and 40,615.11 is: 56,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,403.62 : 62,671.92 = 40,615.11 : x
  2. Step 2: Convert to fraction form
    45,403.62/62,671.92 = 40,615.11/x
  3. Step 3: Cross multiply
    45,403.62x = 62,671.92 × 40,615.11
  4. Step 4: Simplify right side
    45,403.62x = 2,545,426,924.71
  5. Step 5: Solve for x
    x = 2,545,426,924.71/45,403.62
  6. Step 6: Final answer
    x = 56,062.20

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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.