Home / 45,278.40-62,488.80-26,414.40

Finding the Fourth Proportional to 45,278.40, 62,488.80 and 26,414.40

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Solution

The fourth proportional to 45,278.40, 62,488.80 and 26,414.40 is: 36,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.40 : 62,488.80 = 26,414.40 : x
  2. Step 2: Convert to fraction form
    45,278.40/62,488.80 = 26,414.40/x
  3. Step 3: Cross multiply
    45,278.40x = 62,488.80 × 26,414.40
  4. Step 4: Simplify right side
    45,278.40x = 1,650,604,158.72
  5. Step 5: Solve for x
    x = 1,650,604,158.72/45,278.40
  6. Step 6: Final answer
    x = 36,454.56

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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.