Home / 17,911.10-24,697.38-12,246.76

Finding the Fourth Proportional to 17,911.10, 24,697.38 and 12,246.76

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Solution

The fourth proportional to 17,911.10, 24,697.38 and 12,246.76 is: 16,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.10 : 24,697.38 = 12,246.76 : x
  2. Step 2: Convert to fraction form
    17,911.10/24,697.38 = 12,246.76/x
  3. Step 3: Cross multiply
    17,911.10x = 24,697.38 × 12,246.76
  4. Step 4: Simplify right side
    17,911.10x = 302,462,885.49
  5. Step 5: Solve for x
    x = 302,462,885.49/17,911.10
  6. Step 6: Final answer
    x = 16,886.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.