Home / 16,730.40-25,091.60-9,695.20

Finding the Fourth Proportional to 16,730.40, 25,091.60 and 9,695.20

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Solution

The fourth proportional to 16,730.40, 25,091.60 and 9,695.20 is: 14,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.40 : 25,091.60 = 9,695.20 : x
  2. Step 2: Convert to fraction form
    16,730.40/25,091.60 = 9,695.20/x
  3. Step 3: Cross multiply
    16,730.40x = 25,091.60 × 9,695.20
  4. Step 4: Simplify right side
    16,730.40x = 243,268,080.32
  5. Step 5: Solve for x
    x = 243,268,080.32/16,730.40
  6. Step 6: Final answer
    x = 14,540.48

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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.