Home / 17,454.98-26,197.56-9,140.81

Finding the Fourth Proportional to 17,454.98, 26,197.56 and 9,140.81

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Solution

The fourth proportional to 17,454.98, 26,197.56 and 9,140.81 is: 13,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,454.98 : 26,197.56 = 9,140.81 : x
  2. Step 2: Convert to fraction form
    17,454.98/26,197.56 = 9,140.81/x
  3. Step 3: Cross multiply
    17,454.98x = 26,197.56 × 9,140.81
  4. Step 4: Simplify right side
    17,454.98x = 239,466,918.42
  5. Step 5: Solve for x
    x = 239,466,918.42/17,454.98
  6. Step 6: Final answer
    x = 13,719.12

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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.