Home / 30,202.80-45,265.92-17,062.57

Finding the Fourth Proportional to 30,202.80, 45,265.92 and 17,062.57

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Solution

The fourth proportional to 30,202.80, 45,265.92 and 17,062.57 is: 25,572.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.80 : 45,265.92 = 17,062.57 : x
  2. Step 2: Convert to fraction form
    30,202.80/45,265.92 = 17,062.57/x
  3. Step 3: Cross multiply
    30,202.80x = 45,265.92 × 17,062.57
  4. Step 4: Simplify right side
    30,202.80x = 772,352,928.61
  5. Step 5: Solve for x
    x = 772,352,928.61/30,202.80
  6. Step 6: Final answer
    x = 25,572.23

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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.