Home / 12,320.46-17,001.27-7,014.24

Finding the Fourth Proportional to 12,320.46, 17,001.27 and 7,014.24

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Solution

The fourth proportional to 12,320.46, 17,001.27 and 7,014.24 is: 9,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320.46 : 17,001.27 = 7,014.24 : x
  2. Step 2: Convert to fraction form
    12,320.46/17,001.27 = 7,014.24/x
  3. Step 3: Cross multiply
    12,320.46x = 17,001.27 × 7,014.24
  4. Step 4: Simplify right side
    12,320.46x = 119,250,988.08
  5. Step 5: Solve for x
    x = 119,250,988.08/12,320.46
  6. Step 6: Final answer
    x = 9,679.10

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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.