Home / 12,555.98-17,327.23-7,252.46

Finding the Fourth Proportional to 12,555.98, 17,327.23 and 7,252.46

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Solution

The fourth proportional to 12,555.98, 17,327.23 and 7,252.46 is: 10,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.98 : 17,327.23 = 7,252.46 : x
  2. Step 2: Convert to fraction form
    12,555.98/17,327.23 = 7,252.46/x
  3. Step 3: Cross multiply
    12,555.98x = 17,327.23 × 7,252.46
  4. Step 4: Simplify right side
    12,555.98x = 125,664,937.72
  5. Step 5: Solve for x
    x = 125,664,937.72/12,555.98
  6. Step 6: Final answer
    x = 10,008.38

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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.