Home / 12,501.98-17,254.36-7,197.02

Finding the Fourth Proportional to 12,501.98, 17,254.36 and 7,197.02

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Solution

The fourth proportional to 12,501.98, 17,254.36 and 7,197.02 is: 9,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.98 : 17,254.36 = 7,197.02 : x
  2. Step 2: Convert to fraction form
    12,501.98/17,254.36 = 7,197.02/x
  3. Step 3: Cross multiply
    12,501.98x = 17,254.36 × 7,197.02
  4. Step 4: Simplify right side
    12,501.98x = 124,179,869.74
  5. Step 5: Solve for x
    x = 124,179,869.74/12,501.98
  6. Step 6: Final answer
    x = 9,932.82

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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.