Home / 17,484.19-26,189.28-14,138.08

Finding the Fourth Proportional to 17,484.19, 26,189.28 and 14,138.08

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Solution

The fourth proportional to 17,484.19, 26,189.28 and 14,138.08 is: 21,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,484.19 : 26,189.28 = 14,138.08 : x
  2. Step 2: Convert to fraction form
    17,484.19/26,189.28 = 14,138.08/x
  3. Step 3: Cross multiply
    17,484.19x = 26,189.28 × 14,138.08
  4. Step 4: Simplify right side
    17,484.19x = 370,266,135.78
  5. Step 5: Solve for x
    x = 370,266,135.78/17,484.19
  6. Step 6: Final answer
    x = 21,177.20

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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.