Home / 12,532.68-17,298.90-7,230.96

Finding the Fourth Proportional to 12,532.68, 17,298.90 and 7,230.96

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Solution

The fourth proportional to 12,532.68, 17,298.90 and 7,230.96 is: 9,980.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532.68 : 17,298.90 = 7,230.96 : x
  2. Step 2: Convert to fraction form
    12,532.68/17,298.90 = 7,230.96/x
  3. Step 3: Cross multiply
    12,532.68x = 17,298.90 × 7,230.96
  4. Step 4: Simplify right side
    12,532.68x = 125,087,653.94
  5. Step 5: Solve for x
    x = 125,087,653.94/12,532.68
  6. Step 6: Final answer
    x = 9,980.92

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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.