Home / 15,815.66-23,731.94-10,267.70

Finding the Fourth Proportional to 15,815.66, 23,731.94 and 10,267.70

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Solution

The fourth proportional to 15,815.66, 23,731.94 and 10,267.70 is: 15,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815.66 : 23,731.94 = 10,267.70 : x
  2. Step 2: Convert to fraction form
    15,815.66/23,731.94 = 10,267.70/x
  3. Step 3: Cross multiply
    15,815.66x = 23,731.94 × 10,267.70
  4. Step 4: Simplify right side
    15,815.66x = 243,672,347.35
  5. Step 5: Solve for x
    x = 243,672,347.35/15,815.66
  6. Step 6: Final answer
    x = 15,407.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.