Home / 15,108.12-22,673.12-8,547.12

Finding the Fourth Proportional to 15,108.12, 22,673.12 and 8,547.12

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Solution

The fourth proportional to 15,108.12, 22,673.12 and 8,547.12 is: 12,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.12 : 22,673.12 = 8,547.12 : x
  2. Step 2: Convert to fraction form
    15,108.12/22,673.12 = 8,547.12/x
  3. Step 3: Cross multiply
    15,108.12x = 22,673.12 × 8,547.12
  4. Step 4: Simplify right side
    15,108.12x = 193,789,834.68
  5. Step 5: Solve for x
    x = 193,789,834.68/15,108.12
  6. Step 6: Final answer
    x = 12,826.87

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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.