Home / 53,342.50-79,998.63-22,139.14

Finding the Fourth Proportional to 53,342.50, 79,998.63 and 22,139.14

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Solution

The fourth proportional to 53,342.50, 79,998.63 and 22,139.14 is: 33,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,342.50 : 79,998.63 = 22,139.14 : x
  2. Step 2: Convert to fraction form
    53,342.50/79,998.63 = 22,139.14/x
  3. Step 3: Cross multiply
    53,342.50x = 79,998.63 × 22,139.14
  4. Step 4: Simplify right side
    53,342.50x = 1,771,100,869.38
  5. Step 5: Solve for x
    x = 1,771,100,869.38/53,342.50
  6. Step 6: Final answer
    x = 33,202.43

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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.