Home / 29,613.60-44,420.40-15,789.60

Finding the Fourth Proportional to 29,613.60, 44,420.40 and 15,789.60

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Solution

The fourth proportional to 29,613.60, 44,420.40 and 15,789.60 is: 23,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,613.60 : 44,420.40 = 15,789.60 : x
  2. Step 2: Convert to fraction form
    29,613.60/44,420.40 = 15,789.60/x
  3. Step 3: Cross multiply
    29,613.60x = 44,420.40 × 15,789.60
  4. Step 4: Simplify right side
    29,613.60x = 701,380,347.84
  5. Step 5: Solve for x
    x = 701,380,347.84/29,613.60
  6. Step 6: Final answer
    x = 23,684.40

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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.