Home / 12,344.76-18,518.58-4,337.07

Finding the Fourth Proportional to 12,344.76, 18,518.58 and 4,337.07

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Solution

The fourth proportional to 12,344.76, 18,518.58 and 4,337.07 is: 6,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.76 : 18,518.58 = 4,337.07 : x
  2. Step 2: Convert to fraction form
    12,344.76/18,518.58 = 4,337.07/x
  3. Step 3: Cross multiply
    12,344.76x = 18,518.58 × 4,337.07
  4. Step 4: Simplify right side
    12,344.76x = 80,316,377.76
  5. Step 5: Solve for x
    x = 80,316,377.76/12,344.76
  6. Step 6: Final answer
    x = 6,506.11

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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.