Home / 16,436.04-24,644.17-6,428.86

Finding the Fourth Proportional to 16,436.04, 24,644.17 and 6,428.86

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Solution

The fourth proportional to 16,436.04, 24,644.17 and 6,428.86 is: 9,639.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,436.04 : 24,644.17 = 6,428.86 : x
  2. Step 2: Convert to fraction form
    16,436.04/24,644.17 = 6,428.86/x
  3. Step 3: Cross multiply
    16,436.04x = 24,644.17 × 6,428.86
  4. Step 4: Simplify right side
    16,436.04x = 158,433,918.75
  5. Step 5: Solve for x
    x = 158,433,918.75/16,436.04
  6. Step 6: Final answer
    x = 9,639.42

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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.