Home / 41,828.40-62,739.56-13,748.12

Finding the Fourth Proportional to 41,828.40, 62,739.56 and 13,748.12

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Solution

The fourth proportional to 41,828.40, 62,739.56 and 13,748.12 is: 20,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,828.40 : 62,739.56 = 13,748.12 : x
  2. Step 2: Convert to fraction form
    41,828.40/62,739.56 = 13,748.12/x
  3. Step 3: Cross multiply
    41,828.40x = 62,739.56 × 13,748.12
  4. Step 4: Simplify right side
    41,828.40x = 862,550,999.63
  5. Step 5: Solve for x
    x = 862,550,999.63/41,828.40
  6. Step 6: Final answer
    x = 20,621.18

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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.