Home / 40,730.47-56,205.19-22,581.02

Finding the Fourth Proportional to 40,730.47, 56,205.19 and 22,581.02

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Solution

The fourth proportional to 40,730.47, 56,205.19 and 22,581.02 is: 31,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730.47 : 56,205.19 = 22,581.02 : x
  2. Step 2: Convert to fraction form
    40,730.47/56,205.19 = 22,581.02/x
  3. Step 3: Cross multiply
    40,730.47x = 56,205.19 × 22,581.02
  4. Step 4: Simplify right side
    40,730.47x = 1,269,170,617.98
  5. Step 5: Solve for x
    x = 1,269,170,617.98/40,730.47
  6. Step 6: Final answer
    x = 31,160.23

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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.