Home / 18,203.02-27,308.18-5,726.19

Finding the Fourth Proportional to 18,203.02, 27,308.18 and 5,726.19

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Solution

The fourth proportional to 18,203.02, 27,308.18 and 5,726.19 is: 8,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203.02 : 27,308.18 = 5,726.19 : x
  2. Step 2: Convert to fraction form
    18,203.02/27,308.18 = 5,726.19/x
  3. Step 3: Cross multiply
    18,203.02x = 27,308.18 × 5,726.19
  4. Step 4: Simplify right side
    18,203.02x = 156,371,758.96
  5. Step 5: Solve for x
    x = 156,371,758.96/18,203.02
  6. Step 6: Final answer
    x = 8,590.43

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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.