Home / 43,234.13-64,853.18-13,246.22

Finding the Fourth Proportional to 43,234.13, 64,853.18 and 13,246.22

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Solution

The fourth proportional to 43,234.13, 64,853.18 and 13,246.22 is: 19,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,234.13 : 64,853.18 = 13,246.22 : x
  2. Step 2: Convert to fraction form
    43,234.13/64,853.18 = 13,246.22/x
  3. Step 3: Cross multiply
    43,234.13x = 64,853.18 × 13,246.22
  4. Step 4: Simplify right side
    43,234.13x = 859,059,132.60
  5. Step 5: Solve for x
    x = 859,059,132.60/43,234.13
  6. Step 6: Final answer
    x = 19,869.93

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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.