Home / 14,663.04-20,232.84-8,917.56

Finding the Fourth Proportional to 14,663.04, 20,232.84 and 8,917.56

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Solution

The fourth proportional to 14,663.04, 20,232.84 and 8,917.56 is: 12,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.04 : 20,232.84 = 8,917.56 : x
  2. Step 2: Convert to fraction form
    14,663.04/20,232.84 = 8,917.56/x
  3. Step 3: Cross multiply
    14,663.04x = 20,232.84 × 8,917.56
  4. Step 4: Simplify right side
    14,663.04x = 180,427,564.67
  5. Step 5: Solve for x
    x = 180,427,564.67/14,663.04
  6. Step 6: Final answer
    x = 12,304.92

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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.