Home / 62,945.48-94,394.32-20,812.92

Finding the Fourth Proportional to 62,945.48, 94,394.32 and 20,812.92

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Solution

The fourth proportional to 62,945.48, 94,394.32 and 20,812.92 is: 31,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,945.48 : 94,394.32 = 20,812.92 : x
  2. Step 2: Convert to fraction form
    62,945.48/94,394.32 = 20,812.92/x
  3. Step 3: Cross multiply
    62,945.48x = 94,394.32 × 20,812.92
  4. Step 4: Simplify right side
    62,945.48x = 1,964,621,430.61
  5. Step 5: Solve for x
    x = 1,964,621,430.61/62,945.48
  6. Step 6: Final answer
    x = 31,211.48

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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.