Home / 16,445.10-24,655.50-13,660.32

Finding the Fourth Proportional to 16,445.10, 24,655.50 and 13,660.32

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Solution

The fourth proportional to 16,445.10, 24,655.50 and 13,660.32 is: 20,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,445.10 : 24,655.50 = 13,660.32 : x
  2. Step 2: Convert to fraction form
    16,445.10/24,655.50 = 13,660.32/x
  3. Step 3: Cross multiply
    16,445.10x = 24,655.50 × 13,660.32
  4. Step 4: Simplify right side
    16,445.10x = 336,802,019.76
  5. Step 5: Solve for x
    x = 336,802,019.76/16,445.10
  6. Step 6: Final answer
    x = 20,480.39

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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.