Home / 10,144.16-14,008.51-9,591.94

Finding the Fourth Proportional to 10,144.16, 14,008.51 and 9,591.94

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Solution

The fourth proportional to 10,144.16, 14,008.51 and 9,591.94 is: 13,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.16 : 14,008.51 = 9,591.94 : x
  2. Step 2: Convert to fraction form
    10,144.16/14,008.51 = 9,591.94/x
  3. Step 3: Cross multiply
    10,144.16x = 14,008.51 × 9,591.94
  4. Step 4: Simplify right side
    10,144.16x = 134,368,787.41
  5. Step 5: Solve for x
    x = 134,368,787.41/10,144.16
  6. Step 6: Final answer
    x = 13,245.93

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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.