Home / 40,176.02-55,446.22-22,276.64

Finding the Fourth Proportional to 40,176.02, 55,446.22 and 22,276.64

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Solution

The fourth proportional to 40,176.02, 55,446.22 and 22,276.64 is: 30,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.02 : 55,446.22 = 22,276.64 : x
  2. Step 2: Convert to fraction form
    40,176.02/55,446.22 = 22,276.64/x
  3. Step 3: Cross multiply
    40,176.02x = 55,446.22 × 22,276.64
  4. Step 4: Simplify right side
    40,176.02x = 1,235,155,482.30
  5. Step 5: Solve for x
    x = 1,235,155,482.30/40,176.02
  6. Step 6: Final answer
    x = 30,743.60

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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.