Home / 10,371.65-15,575.70-10,043.60

Finding the Fourth Proportional to 10,371.65, 15,575.70 and 10,043.60

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Solution

The fourth proportional to 10,371.65, 15,575.70 and 10,043.60 is: 15,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.65 : 15,575.70 = 10,043.60 : x
  2. Step 2: Convert to fraction form
    10,371.65/15,575.70 = 10,043.60/x
  3. Step 3: Cross multiply
    10,371.65x = 15,575.70 × 10,043.60
  4. Step 4: Simplify right side
    10,371.65x = 156,436,100.52
  5. Step 5: Solve for x
    x = 156,436,100.52/10,371.65
  6. Step 6: Final answer
    x = 15,083.05

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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.