Home / 38,574.80-57,841.62-18,290.24

Finding the Fourth Proportional to 38,574.80, 57,841.62 and 18,290.24

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Solution

The fourth proportional to 38,574.80, 57,841.62 and 18,290.24 is: 27,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.80 : 57,841.62 = 18,290.24 : x
  2. Step 2: Convert to fraction form
    38,574.80/57,841.62 = 18,290.24/x
  3. Step 3: Cross multiply
    38,574.80x = 57,841.62 × 18,290.24
  4. Step 4: Simplify right side
    38,574.80x = 1,057,937,111.79
  5. Step 5: Solve for x
    x = 1,057,937,111.79/38,574.80
  6. Step 6: Final answer
    x = 27,425.60

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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.