Home / 40,175.02-55,444.84-22,275.64

Finding the Fourth Proportional to 40,175.02, 55,444.84 and 22,275.64

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Solution

The fourth proportional to 40,175.02, 55,444.84 and 22,275.64 is: 30,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,175.02 : 55,444.84 = 22,275.64 : x
  2. Step 2: Convert to fraction form
    40,175.02/55,444.84 = 22,275.64/x
  3. Step 3: Cross multiply
    40,175.02x = 55,444.84 × 22,275.64
  4. Step 4: Simplify right side
    40,175.02x = 1,235,069,295.70
  5. Step 5: Solve for x
    x = 1,235,069,295.70/40,175.02
  6. Step 6: Final answer
    x = 30,742.22

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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.