Home / 18,114.95-27,177.05-5,635.08

Finding the Fourth Proportional to 18,114.95, 27,177.05 and 5,635.08

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Solution

The fourth proportional to 18,114.95, 27,177.05 and 5,635.08 is: 8,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.95 : 27,177.05 = 5,635.08 : x
  2. Step 2: Convert to fraction form
    18,114.95/27,177.05 = 5,635.08/x
  3. Step 3: Cross multiply
    18,114.95x = 27,177.05 × 5,635.08
  4. Step 4: Simplify right side
    18,114.95x = 153,144,865.00
  5. Step 5: Solve for x
    x = 153,144,865.00/18,114.95
  6. Step 6: Final answer
    x = 8,454.06

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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.