Home / 16,406.88-24,560.10-13,257.60

Finding the Fourth Proportional to 16,406.88, 24,560.10 and 13,257.60

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Solution

The fourth proportional to 16,406.88, 24,560.10 and 13,257.60 is: 19,845.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,406.88 : 24,560.10 = 13,257.60 : x
  2. Step 2: Convert to fraction form
    16,406.88/24,560.10 = 13,257.60/x
  3. Step 3: Cross multiply
    16,406.88x = 24,560.10 × 13,257.60
  4. Step 4: Simplify right side
    16,406.88x = 325,607,981.76
  5. Step 5: Solve for x
    x = 325,607,981.76/16,406.88
  6. Step 6: Final answer
    x = 19,845.82

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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.