Home / 16,909.76-25,403.04-12,244.16

Finding the Fourth Proportional to 16,909.76, 25,403.04 and 12,244.16

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Solution

The fourth proportional to 16,909.76, 25,403.04 and 12,244.16 is: 18,394.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.76 : 25,403.04 = 12,244.16 : x
  2. Step 2: Convert to fraction form
    16,909.76/25,403.04 = 12,244.16/x
  3. Step 3: Cross multiply
    16,909.76x = 25,403.04 × 12,244.16
  4. Step 4: Simplify right side
    16,909.76x = 311,038,886.25
  5. Step 5: Solve for x
    x = 311,038,886.25/16,909.76
  6. Step 6: Final answer
    x = 18,394.04

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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.