Home / 31,503.02-43,414.35-22,534.95

Finding the Fourth Proportional to 31,503.02, 43,414.35 and 22,534.95

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Solution

The fourth proportional to 31,503.02, 43,414.35 and 22,534.95 is: 31,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.02 : 43,414.35 = 22,534.95 : x
  2. Step 2: Convert to fraction form
    31,503.02/43,414.35 = 22,534.95/x
  3. Step 3: Cross multiply
    31,503.02x = 43,414.35 × 22,534.95
  4. Step 4: Simplify right side
    31,503.02x = 978,340,206.53
  5. Step 5: Solve for x
    x = 978,340,206.53/31,503.02
  6. Step 6: Final answer
    x = 31,055.44

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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.