Home / 53,417.22-80,126.08-13,974.42

Finding the Fourth Proportional to 53,417.22, 80,126.08 and 13,974.42

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Solution

The fourth proportional to 53,417.22, 80,126.08 and 13,974.42 is: 20,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,417.22 : 80,126.08 = 13,974.42 : x
  2. Step 2: Convert to fraction form
    53,417.22/80,126.08 = 13,974.42/x
  3. Step 3: Cross multiply
    53,417.22x = 80,126.08 × 13,974.42
  4. Step 4: Simplify right side
    53,417.22x = 1,119,715,494.87
  5. Step 5: Solve for x
    x = 1,119,715,494.87/53,417.22
  6. Step 6: Final answer
    x = 20,961.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.