Home / 16,219.90-24,327.74-5,127.71

Finding the Fourth Proportional to 16,219.90, 24,327.74 and 5,127.71

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Solution

The fourth proportional to 16,219.90, 24,327.74 and 5,127.71 is: 7,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.90 : 24,327.74 = 5,127.71 : x
  2. Step 2: Convert to fraction form
    16,219.90/24,327.74 = 5,127.71/x
  3. Step 3: Cross multiply
    16,219.90x = 24,327.74 × 5,127.71
  4. Step 4: Simplify right side
    16,219.90x = 124,745,486.86
  5. Step 5: Solve for x
    x = 124,745,486.86/16,219.90
  6. Step 6: Final answer
    x = 7,690.89

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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.