Home / 10,681.58-14,747.51-9,560.57

Finding the Fourth Proportional to 10,681.58, 14,747.51 and 9,560.57

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Solution

The fourth proportional to 10,681.58, 14,747.51 and 9,560.57 is: 13,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.58 : 14,747.51 = 9,560.57 : x
  2. Step 2: Convert to fraction form
    10,681.58/14,747.51 = 9,560.57/x
  3. Step 3: Cross multiply
    10,681.58x = 14,747.51 × 9,560.57
  4. Step 4: Simplify right side
    10,681.58x = 140,994,601.68
  5. Step 5: Solve for x
    x = 140,994,601.68/10,681.58
  6. Step 6: Final answer
    x = 13,199.79

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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.