Home / 41,585.31-62,378.06-10,420.65

Finding the Fourth Proportional to 41,585.31, 62,378.06 and 10,420.65

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Solution

The fourth proportional to 41,585.31, 62,378.06 and 10,420.65 is: 15,631.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,585.31 : 62,378.06 = 10,420.65 : x
  2. Step 2: Convert to fraction form
    41,585.31/62,378.06 = 10,420.65/x
  3. Step 3: Cross multiply
    41,585.31x = 62,378.06 × 10,420.65
  4. Step 4: Simplify right side
    41,585.31x = 650,019,878.84
  5. Step 5: Solve for x
    x = 650,019,878.84/41,585.31
  6. Step 6: Final answer
    x = 15,631.00

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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.