Home / 23,111.60-34,647.36-11,248.88

Finding the Fourth Proportional to 23,111.60, 34,647.36 and 11,248.88

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Solution

The fourth proportional to 23,111.60, 34,647.36 and 11,248.88 is: 16,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111.60 : 34,647.36 = 11,248.88 : x
  2. Step 2: Convert to fraction form
    23,111.60/34,647.36 = 11,248.88/x
  3. Step 3: Cross multiply
    23,111.60x = 34,647.36 × 11,248.88
  4. Step 4: Simplify right side
    23,111.60x = 389,743,994.96
  5. Step 5: Solve for x
    x = 389,743,994.96/23,111.60
  6. Step 6: Final answer
    x = 16,863.57

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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.