Home / 40,391.02-55,732.96-22,485.57

Finding the Fourth Proportional to 40,391.02, 55,732.96 and 22,485.57

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Solution

The fourth proportional to 40,391.02, 55,732.96 and 22,485.57 is: 31,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.02 : 55,732.96 = 22,485.57 : x
  2. Step 2: Convert to fraction form
    40,391.02/55,732.96 = 22,485.57/x
  3. Step 3: Cross multiply
    40,391.02x = 55,732.96 × 22,485.57
  4. Step 4: Simplify right side
    40,391.02x = 1,253,187,373.39
  5. Step 5: Solve for x
    x = 1,253,187,373.39/40,391.02
  6. Step 6: Final answer
    x = 31,026.39

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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.