Home / 17,618.94-26,431.13-5,931.24

Finding the Fourth Proportional to 17,618.94, 26,431.13 and 5,931.24

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Solution

The fourth proportional to 17,618.94, 26,431.13 and 5,931.24 is: 8,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.94 : 26,431.13 = 5,931.24 : x
  2. Step 2: Convert to fraction form
    17,618.94/26,431.13 = 5,931.24/x
  3. Step 3: Cross multiply
    17,618.94x = 26,431.13 × 5,931.24
  4. Step 4: Simplify right side
    17,618.94x = 156,769,345.85
  5. Step 5: Solve for x
    x = 156,769,345.85/17,618.94
  6. Step 6: Final answer
    x = 8,897.77

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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.