Home / 15,653.28-23,445.18-11,202.66

Finding the Fourth Proportional to 15,653.28, 23,445.18 and 11,202.66

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Solution

The fourth proportional to 15,653.28, 23,445.18 and 11,202.66 is: 16,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.28 : 23,445.18 = 11,202.66 : x
  2. Step 2: Convert to fraction form
    15,653.28/23,445.18 = 11,202.66/x
  3. Step 3: Cross multiply
    15,653.28x = 23,445.18 × 11,202.66
  4. Step 4: Simplify right side
    15,653.28x = 262,648,380.18
  5. Step 5: Solve for x
    x = 262,648,380.18/15,653.28
  6. Step 6: Final answer
    x = 16,779.13

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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.