Home / 29,661.60-44,479.20-8,886.72

Finding the Fourth Proportional to 29,661.60, 44,479.20 and 8,886.72

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Solution

The fourth proportional to 29,661.60, 44,479.20 and 8,886.72 is: 13,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.60 : 44,479.20 = 8,886.72 : x
  2. Step 2: Convert to fraction form
    29,661.60/44,479.20 = 8,886.72/x
  3. Step 3: Cross multiply
    29,661.60x = 44,479.20 × 8,886.72
  4. Step 4: Simplify right side
    29,661.60x = 395,274,196.22
  5. Step 5: Solve for x
    x = 395,274,196.22/29,661.60
  6. Step 6: Final answer
    x = 13,326.13

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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.