Home / 17,605.16-26,407.28-5,918.38

Finding the Fourth Proportional to 17,605.16, 26,407.28 and 5,918.38

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Solution

The fourth proportional to 17,605.16, 26,407.28 and 5,918.38 is: 8,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.16 : 26,407.28 = 5,918.38 : x
  2. Step 2: Convert to fraction form
    17,605.16/26,407.28 = 5,918.38/x
  3. Step 3: Cross multiply
    17,605.16x = 26,407.28 × 5,918.38
  4. Step 4: Simplify right side
    17,605.16x = 156,288,266.58
  5. Step 5: Solve for x
    x = 156,288,266.58/17,605.16
  6. Step 6: Final answer
    x = 8,877.41

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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.