Home / 55,841.67-77,061.92-30,348.14

Finding the Fourth Proportional to 55,841.67, 77,061.92 and 30,348.14

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Solution

The fourth proportional to 55,841.67, 77,061.92 and 30,348.14 is: 41,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,841.67 : 77,061.92 = 30,348.14 : x
  2. Step 2: Convert to fraction form
    55,841.67/77,061.92 = 30,348.14/x
  3. Step 3: Cross multiply
    55,841.67x = 77,061.92 × 30,348.14
  4. Step 4: Simplify right side
    55,841.67x = 2,338,685,399.78
  5. Step 5: Solve for x
    x = 2,338,685,399.78/55,841.67
  6. Step 6: Final answer
    x = 41,880.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.