Home / 27,807.22-38,373.60-15,232.06

Finding the Fourth Proportional to 27,807.22, 38,373.60 and 15,232.06

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Solution

The fourth proportional to 27,807.22, 38,373.60 and 15,232.06 is: 21,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.22 : 38,373.60 = 15,232.06 : x
  2. Step 2: Convert to fraction form
    27,807.22/38,373.60 = 15,232.06/x
  3. Step 3: Cross multiply
    27,807.22x = 38,373.60 × 15,232.06
  4. Step 4: Simplify right side
    27,807.22x = 584,508,977.62
  5. Step 5: Solve for x
    x = 584,508,977.62/27,807.22
  6. Step 6: Final answer
    x = 21,020.04

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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.