Home / 14,931.26-20,608.12-8,562.14

Finding the Fourth Proportional to 14,931.26, 20,608.12 and 8,562.14

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Solution

The fourth proportional to 14,931.26, 20,608.12 and 8,562.14 is: 11,817.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.26 : 20,608.12 = 8,562.14 : x
  2. Step 2: Convert to fraction form
    14,931.26/20,608.12 = 8,562.14/x
  3. Step 3: Cross multiply
    14,931.26x = 20,608.12 × 8,562.14
  4. Step 4: Simplify right side
    14,931.26x = 176,449,608.58
  5. Step 5: Solve for x
    x = 176,449,608.58/14,931.26
  6. Step 6: Final answer
    x = 11,817.46

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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.