Home / 18,077.29-27,116.90-5,605.93

Finding the Fourth Proportional to 18,077.29, 27,116.90 and 5,605.93

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Solution

The fourth proportional to 18,077.29, 27,116.90 and 5,605.93 is: 8,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.29 : 27,116.90 = 5,605.93 : x
  2. Step 2: Convert to fraction form
    18,077.29/27,116.90 = 5,605.93/x
  3. Step 3: Cross multiply
    18,077.29x = 27,116.90 × 5,605.93
  4. Step 4: Simplify right side
    18,077.29x = 152,015,443.22
  5. Step 5: Solve for x
    x = 152,015,443.22/18,077.29
  6. Step 6: Final answer
    x = 8,409.19

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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.