Home / 10,572.20-15,858.27-8,595.48

Finding the Fourth Proportional to 10,572.20, 15,858.27 and 8,595.48

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Solution

The fourth proportional to 10,572.20, 15,858.27 and 8,595.48 is: 12,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.20 : 15,858.27 = 8,595.48 : x
  2. Step 2: Convert to fraction form
    10,572.20/15,858.27 = 8,595.48/x
  3. Step 3: Cross multiply
    10,572.20x = 15,858.27 × 8,595.48
  4. Step 4: Simplify right side
    10,572.20x = 136,309,442.62
  5. Step 5: Solve for x
    x = 136,309,442.62/10,572.20
  6. Step 6: Final answer
    x = 12,893.20

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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.