Home / 10,362.48-15,543.82-8,295.62

Finding the Fourth Proportional to 10,362.48, 15,543.82 and 8,295.62

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Solution

The fourth proportional to 10,362.48, 15,543.82 and 8,295.62 is: 12,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.48 : 15,543.82 = 8,295.62 : x
  2. Step 2: Convert to fraction form
    10,362.48/15,543.82 = 8,295.62/x
  3. Step 3: Cross multiply
    10,362.48x = 15,543.82 × 8,295.62
  4. Step 4: Simplify right side
    10,362.48x = 128,945,624.07
  5. Step 5: Solve for x
    x = 128,945,624.07/10,362.48
  6. Step 6: Final answer
    x = 12,443.51

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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.