Home / 12,625.98-17,421.43-7,588.43

Finding the Fourth Proportional to 12,625.98, 17,421.43 and 7,588.43

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Solution

The fourth proportional to 12,625.98, 17,421.43 and 7,588.43 is: 10,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.98 : 17,421.43 = 7,588.43 : x
  2. Step 2: Convert to fraction form
    12,625.98/17,421.43 = 7,588.43/x
  3. Step 3: Cross multiply
    12,625.98x = 17,421.43 × 7,588.43
  4. Step 4: Simplify right side
    12,625.98x = 132,201,373.53
  5. Step 5: Solve for x
    x = 132,201,373.53/12,625.98
  6. Step 6: Final answer
    x = 10,470.59

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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.