Home / 11,068.26-16,516.78-9,885.52

Finding the Fourth Proportional to 11,068.26, 16,516.78 and 9,885.52

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Solution

The fourth proportional to 11,068.26, 16,516.78 and 9,885.52 is: 14,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.26 : 16,516.78 = 9,885.52 : x
  2. Step 2: Convert to fraction form
    11,068.26/16,516.78 = 9,885.52/x
  3. Step 3: Cross multiply
    11,068.26x = 16,516.78 × 9,885.52
  4. Step 4: Simplify right side
    11,068.26x = 163,276,959.03
  5. Step 5: Solve for x
    x = 163,276,959.03/11,068.26
  6. Step 6: Final answer
    x = 14,751.82

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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.