Home / 26,258.40-39,464.40-22,879.20

Finding the Fourth Proportional to 26,258.40, 39,464.40 and 22,879.20

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Solution

The fourth proportional to 26,258.40, 39,464.40 and 22,879.20 is: 34,385.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,258.40 : 39,464.40 = 22,879.20 : x
  2. Step 2: Convert to fraction form
    26,258.40/39,464.40 = 22,879.20/x
  3. Step 3: Cross multiply
    26,258.40x = 39,464.40 × 22,879.20
  4. Step 4: Simplify right side
    26,258.40x = 902,913,900.48
  5. Step 5: Solve for x
    x = 902,913,900.48/26,258.40
  6. Step 6: Final answer
    x = 34,385.72

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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.