Home / 18,089.41-27,135.02-5,617.93

Finding the Fourth Proportional to 18,089.41, 27,135.02 and 5,617.93

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Solution

The fourth proportional to 18,089.41, 27,135.02 and 5,617.93 is: 8,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.41 : 27,135.02 = 5,617.93 : x
  2. Step 2: Convert to fraction form
    18,089.41/27,135.02 = 5,617.93/x
  3. Step 3: Cross multiply
    18,089.41x = 27,135.02 × 5,617.93
  4. Step 4: Simplify right side
    18,089.41x = 152,442,642.91
  5. Step 5: Solve for x
    x = 152,442,642.91/18,089.41
  6. Step 6: Final answer
    x = 8,427.18

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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.