Home / 16,836.76-23,228.70-10,029.40

Finding the Fourth Proportional to 16,836.76, 23,228.70 and 10,029.40

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Solution

The fourth proportional to 16,836.76, 23,228.70 and 10,029.40 is: 13,836.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.76 : 23,228.70 = 10,029.40 : x
  2. Step 2: Convert to fraction form
    16,836.76/23,228.70 = 10,029.40/x
  3. Step 3: Cross multiply
    16,836.76x = 23,228.70 × 10,029.40
  4. Step 4: Simplify right side
    16,836.76x = 232,969,923.78
  5. Step 5: Solve for x
    x = 232,969,923.78/16,836.76
  6. Step 6: Final answer
    x = 13,836.98

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Double scale
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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.