Home / 29,342.40-44,013.20-9,621.60

Finding the Fourth Proportional to 29,342.40, 44,013.20 and 9,621.60

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Solution

The fourth proportional to 29,342.40, 44,013.20 and 9,621.60 is: 14,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.40 : 44,013.20 = 9,621.60 : x
  2. Step 2: Convert to fraction form
    29,342.40/44,013.20 = 9,621.60/x
  3. Step 3: Cross multiply
    29,342.40x = 44,013.20 × 9,621.60
  4. Step 4: Simplify right side
    29,342.40x = 423,477,405.12
  5. Step 5: Solve for x
    x = 423,477,405.12/29,342.40
  6. Step 6: Final answer
    x = 14,432.27

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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.