Home / 17,491.78-24,132.63-12,184.66

Finding the Fourth Proportional to 17,491.78, 24,132.63 and 12,184.66

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Solution

The fourth proportional to 17,491.78, 24,132.63 and 12,184.66 is: 16,810.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.78 : 24,132.63 = 12,184.66 : x
  2. Step 2: Convert to fraction form
    17,491.78/24,132.63 = 12,184.66/x
  3. Step 3: Cross multiply
    17,491.78x = 24,132.63 × 12,184.66
  4. Step 4: Simplify right side
    17,491.78x = 294,047,891.46
  5. Step 5: Solve for x
    x = 294,047,891.46/17,491.78
  6. Step 6: Final answer
    x = 16,810.63

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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.