Home / 29,689.60-44,556.96-10,987.32

Finding the Fourth Proportional to 29,689.60, 44,556.96 and 10,987.32

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Solution

The fourth proportional to 29,689.60, 44,556.96 and 10,987.32 is: 16,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.60 : 44,556.96 = 10,987.32 : x
  2. Step 2: Convert to fraction form
    29,689.60/44,556.96 = 10,987.32/x
  3. Step 3: Cross multiply
    29,689.60x = 44,556.96 × 10,987.32
  4. Step 4: Simplify right side
    29,689.60x = 489,561,577.75
  5. Step 5: Solve for x
    x = 489,561,577.75/29,689.60
  6. Step 6: Final answer
    x = 16,489.33

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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.