Home / 12,557.80-17,324.98-7,250.68

Finding the Fourth Proportional to 12,557.80, 17,324.98 and 7,250.68

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Solution

The fourth proportional to 12,557.80, 17,324.98 and 7,250.68 is: 10,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.80 : 17,324.98 = 7,250.68 : x
  2. Step 2: Convert to fraction form
    12,557.80/17,324.98 = 7,250.68/x
  3. Step 3: Cross multiply
    12,557.80x = 17,324.98 × 7,250.68
  4. Step 4: Simplify right side
    12,557.80x = 125,617,885.99
  5. Step 5: Solve for x
    x = 125,617,885.99/12,557.80
  6. Step 6: Final answer
    x = 10,003.18

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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.