Home / 15,351.40-23,027.16-4,258.96

Finding the Fourth Proportional to 15,351.40, 23,027.16 and 4,258.96

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Solution

The fourth proportional to 15,351.40, 23,027.16 and 4,258.96 is: 6,388.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351.40 : 23,027.16 = 4,258.96 : x
  2. Step 2: Convert to fraction form
    15,351.40/23,027.16 = 4,258.96/x
  3. Step 3: Cross multiply
    15,351.40x = 23,027.16 × 4,258.96
  4. Step 4: Simplify right side
    15,351.40x = 98,071,753.35
  5. Step 5: Solve for x
    x = 98,071,753.35/15,351.40
  6. Step 6: Final answer
    x = 6,388.46

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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.