Home / 10,362.19-15,530.29-4,432.12

Finding the Fourth Proportional to 10,362.19, 15,530.29 and 4,432.12

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Solution

The fourth proportional to 10,362.19, 15,530.29 and 4,432.12 is: 6,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.19 : 15,530.29 = 4,432.12 : x
  2. Step 2: Convert to fraction form
    10,362.19/15,530.29 = 4,432.12/x
  3. Step 3: Cross multiply
    10,362.19x = 15,530.29 × 4,432.12
  4. Step 4: Simplify right side
    10,362.19x = 68,832,050.70
  5. Step 5: Solve for x
    x = 68,832,050.70/10,362.19
  6. Step 6: Final answer
    x = 6,642.62

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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.