Home / 32,731.60-49,084.80-13,999.72

Finding the Fourth Proportional to 32,731.60, 49,084.80 and 13,999.72

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Solution

The fourth proportional to 32,731.60, 49,084.80 and 13,999.72 is: 20,994.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.60 : 49,084.80 = 13,999.72 : x
  2. Step 2: Convert to fraction form
    32,731.60/49,084.80 = 13,999.72/x
  3. Step 3: Cross multiply
    32,731.60x = 49,084.80 × 13,999.72
  4. Step 4: Simplify right side
    32,731.60x = 687,173,456.26
  5. Step 5: Solve for x
    x = 687,173,456.26/32,731.60
  6. Step 6: Final answer
    x = 20,994.19

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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.