Home / 31,291.48-46,947.70-10,232.49

Finding the Fourth Proportional to 31,291.48, 46,947.70 and 10,232.49

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Solution

The fourth proportional to 31,291.48, 46,947.70 and 10,232.49 is: 15,352.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291.48 : 46,947.70 = 10,232.49 : x
  2. Step 2: Convert to fraction form
    31,291.48/46,947.70 = 10,232.49/x
  3. Step 3: Cross multiply
    31,291.48x = 46,947.70 × 10,232.49
  4. Step 4: Simplify right side
    31,291.48x = 480,391,819.61
  5. Step 5: Solve for x
    x = 480,391,819.61/31,291.48
  6. Step 6: Final answer
    x = 15,352.16

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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.