Home / 17,431.65-26,147.24-4,284.13

Finding the Fourth Proportional to 17,431.65, 26,147.24 and 4,284.13

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Solution

The fourth proportional to 17,431.65, 26,147.24 and 4,284.13 is: 6,426.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.65 : 26,147.24 = 4,284.13 : x
  2. Step 2: Convert to fraction form
    17,431.65/26,147.24 = 4,284.13/x
  3. Step 3: Cross multiply
    17,431.65x = 26,147.24 × 4,284.13
  4. Step 4: Simplify right side
    17,431.65x = 112,018,229.96
  5. Step 5: Solve for x
    x = 112,018,229.96/17,431.65
  6. Step 6: Final answer
    x = 6,426.14

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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.