Home / 11,323.53-16,889.18-11,126.70

Finding the Fourth Proportional to 11,323.53, 16,889.18 and 11,126.70

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Solution

The fourth proportional to 11,323.53, 16,889.18 and 11,126.70 is: 16,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.53 : 16,889.18 = 11,126.70 : x
  2. Step 2: Convert to fraction form
    11,323.53/16,889.18 = 11,126.70/x
  3. Step 3: Cross multiply
    11,323.53x = 16,889.18 × 11,126.70
  4. Step 4: Simplify right side
    11,323.53x = 187,920,783.47
  5. Step 5: Solve for x
    x = 187,920,783.47/11,323.53
  6. Step 6: Final answer
    x = 16,595.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.