Home / 36,199.86-54,307.04-12,508.28

Finding the Fourth Proportional to 36,199.86, 54,307.04 and 12,508.28

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Solution

The fourth proportional to 36,199.86, 54,307.04 and 12,508.28 is: 18,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.86 : 54,307.04 = 12,508.28 : x
  2. Step 2: Convert to fraction form
    36,199.86/54,307.04 = 12,508.28/x
  3. Step 3: Cross multiply
    36,199.86x = 54,307.04 × 12,508.28
  4. Step 4: Simplify right side
    36,199.86x = 679,287,390.76
  5. Step 5: Solve for x
    x = 679,287,390.76/36,199.86
  6. Step 6: Final answer
    x = 18,764.92

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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.