Home / 40,122.08-55,374.72-22,894.48

Finding the Fourth Proportional to 40,122.08, 55,374.72 and 22,894.48

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Solution

The fourth proportional to 40,122.08, 55,374.72 and 22,894.48 is: 31,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,122.08 : 55,374.72 = 22,894.48 : x
  2. Step 2: Convert to fraction form
    40,122.08/55,374.72 = 22,894.48/x
  3. Step 3: Cross multiply
    40,122.08x = 55,374.72 × 22,894.48
  4. Step 4: Simplify right side
    40,122.08x = 1,267,775,419.55
  5. Step 5: Solve for x
    x = 1,267,775,419.55/40,122.08
  6. Step 6: Final answer
    x = 31,597.95

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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.