Home / 29,612.40-44,422.20-9,885.60

Finding the Fourth Proportional to 29,612.40, 44,422.20 and 9,885.60

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Solution

The fourth proportional to 29,612.40, 44,422.20 and 9,885.60 is: 14,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,612.40 : 44,422.20 = 9,885.60 : x
  2. Step 2: Convert to fraction form
    29,612.40/44,422.20 = 9,885.60/x
  3. Step 3: Cross multiply
    29,612.40x = 44,422.20 × 9,885.60
  4. Step 4: Simplify right side
    29,612.40x = 439,140,100.32
  5. Step 5: Solve for x
    x = 439,140,100.32/29,612.40
  6. Step 6: Final answer
    x = 14,829.60

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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.