Home / 40,115.02-55,359.17-22,210.35

Finding the Fourth Proportional to 40,115.02, 55,359.17 and 22,210.35

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Solution

The fourth proportional to 40,115.02, 55,359.17 and 22,210.35 is: 30,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.02 : 55,359.17 = 22,210.35 : x
  2. Step 2: Convert to fraction form
    40,115.02/55,359.17 = 22,210.35/x
  3. Step 3: Cross multiply
    40,115.02x = 55,359.17 × 22,210.35
  4. Step 4: Simplify right side
    40,115.02x = 1,229,546,541.41
  5. Step 5: Solve for x
    x = 1,229,546,541.41/40,115.02
  6. Step 6: Final answer
    x = 30,650.53

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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.