Home / 17,013.12-23,471.55-12,547.46

Finding the Fourth Proportional to 17,013.12, 23,471.55 and 12,547.46

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Solution

The fourth proportional to 17,013.12, 23,471.55 and 12,547.46 is: 17,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.12 : 23,471.55 = 12,547.46 : x
  2. Step 2: Convert to fraction form
    17,013.12/23,471.55 = 12,547.46/x
  3. Step 3: Cross multiply
    17,013.12x = 23,471.55 × 12,547.46
  4. Step 4: Simplify right side
    17,013.12x = 294,508,217.41
  5. Step 5: Solve for x
    x = 294,508,217.41/17,013.12
  6. Step 6: Final answer
    x = 17,310.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.