Home / 16,155.60-24,233.40-11,240.40

Finding the Fourth Proportional to 16,155.60, 24,233.40 and 11,240.40

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Solution

The fourth proportional to 16,155.60, 24,233.40 and 11,240.40 is: 16,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.60 : 24,233.40 = 11,240.40 : x
  2. Step 2: Convert to fraction form
    16,155.60/24,233.40 = 11,240.40/x
  3. Step 3: Cross multiply
    16,155.60x = 24,233.40 × 11,240.40
  4. Step 4: Simplify right side
    16,155.60x = 272,393,109.36
  5. Step 5: Solve for x
    x = 272,393,109.36/16,155.60
  6. Step 6: Final answer
    x = 16,860.60

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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.