Home / 12,625.40-17,424.29-9,433.16

Finding the Fourth Proportional to 12,625.40, 17,424.29 and 9,433.16

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Solution

The fourth proportional to 12,625.40, 17,424.29 and 9,433.16 is: 13,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.40 : 17,424.29 = 9,433.16 : x
  2. Step 2: Convert to fraction form
    12,625.40/17,424.29 = 9,433.16/x
  3. Step 3: Cross multiply
    12,625.40x = 17,424.29 × 9,433.16
  4. Step 4: Simplify right side
    12,625.40x = 164,366,064.20
  5. Step 5: Solve for x
    x = 164,366,064.20/12,625.40
  6. Step 6: Final answer
    x = 13,018.68

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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.