Home / 29,639.60-44,444.20-8,860.40

Finding the Fourth Proportional to 29,639.60, 44,444.20 and 8,860.40

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Solution

The fourth proportional to 29,639.60, 44,444.20 and 8,860.40 is: 13,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.60 : 44,444.20 = 8,860.40 : x
  2. Step 2: Convert to fraction form
    29,639.60/44,444.20 = 8,860.40/x
  3. Step 3: Cross multiply
    29,639.60x = 44,444.20 × 8,860.40
  4. Step 4: Simplify right side
    29,639.60x = 393,793,389.68
  5. Step 5: Solve for x
    x = 393,793,389.68/29,639.60
  6. Step 6: Final answer
    x = 13,286.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.