Home / 62,820.68-94,242.54-20,703.24

Finding the Fourth Proportional to 62,820.68, 94,242.54 and 20,703.24

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Solution

The fourth proportional to 62,820.68, 94,242.54 and 20,703.24 is: 31,058.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.68 : 94,242.54 = 20,703.24 : x
  2. Step 2: Convert to fraction form
    62,820.68/94,242.54 = 20,703.24/x
  3. Step 3: Cross multiply
    62,820.68x = 94,242.54 × 20,703.24
  4. Step 4: Simplify right side
    62,820.68x = 1,951,125,923.83
  5. Step 5: Solve for x
    x = 1,951,125,923.83/62,820.68
  6. Step 6: Final answer
    x = 31,058.66

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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.