Home / 14,926.32-20,597.04-8,639.04

Finding the Fourth Proportional to 14,926.32, 20,597.04 and 8,639.04

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Solution

The fourth proportional to 14,926.32, 20,597.04 and 8,639.04 is: 11,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.32 : 20,597.04 = 8,639.04 : x
  2. Step 2: Convert to fraction form
    14,926.32/20,597.04 = 8,639.04/x
  3. Step 3: Cross multiply
    14,926.32x = 20,597.04 × 8,639.04
  4. Step 4: Simplify right side
    14,926.32x = 177,938,652.44
  5. Step 5: Solve for x
    x = 177,938,652.44/14,926.32
  6. Step 6: Final answer
    x = 11,921.13

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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.