Home / 40,528.34-55,928.18-22,625

Finding the Fourth Proportional to 40,528.34, 55,928.18 and 22,625

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Solution

The fourth proportional to 40,528.34, 55,928.18 and 22,625 is: 31,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,528.34 : 55,928.18 = 22,625 : x
  2. Step 2: Convert to fraction form
    40,528.34/55,928.18 = 22,625/x
  3. Step 3: Cross multiply
    40,528.34x = 55,928.18 × 22,625
  4. Step 4: Simplify right side
    40,528.34x = 1,265,374,959.38
  5. Step 5: Solve for x
    x = 1,265,374,959.38/40,528.34
  6. Step 6: Final answer
    x = 31,221.98

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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.