Home / 16,930.50-23,358.66-10,966.74

Finding the Fourth Proportional to 16,930.50, 23,358.66 and 10,966.74

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Solution

The fourth proportional to 16,930.50, 23,358.66 and 10,966.74 is: 15,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.50 : 23,358.66 = 10,966.74 : x
  2. Step 2: Convert to fraction form
    16,930.50/23,358.66 = 10,966.74/x
  3. Step 3: Cross multiply
    16,930.50x = 23,358.66 × 10,966.74
  4. Step 4: Simplify right side
    16,930.50x = 256,168,350.97
  5. Step 5: Solve for x
    x = 256,168,350.97/16,930.50
  6. Step 6: Final answer
    x = 15,130.58

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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.