Home / 17,033.28-25,547.76-12,657.12

Finding the Fourth Proportional to 17,033.28, 25,547.76 and 12,657.12

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Solution

The fourth proportional to 17,033.28, 25,547.76 and 12,657.12 is: 18,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,033.28 : 25,547.76 = 12,657.12 : x
  2. Step 2: Convert to fraction form
    17,033.28/25,547.76 = 12,657.12/x
  3. Step 3: Cross multiply
    17,033.28x = 25,547.76 × 12,657.12
  4. Step 4: Simplify right side
    17,033.28x = 323,361,064.05
  5. Step 5: Solve for x
    x = 323,361,064.05/17,033.28
  6. Step 6: Final answer
    x = 18,984.07

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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.