Home / 27,390.62-37,799.04-14,815.37

Finding the Fourth Proportional to 27,390.62, 37,799.04 and 14,815.37

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Solution

The fourth proportional to 27,390.62, 37,799.04 and 14,815.37 is: 20,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.62 : 37,799.04 = 14,815.37 : x
  2. Step 2: Convert to fraction form
    27,390.62/37,799.04 = 14,815.37/x
  3. Step 3: Cross multiply
    27,390.62x = 37,799.04 × 14,815.37
  4. Step 4: Simplify right side
    27,390.62x = 560,006,574.25
  5. Step 5: Solve for x
    x = 560,006,574.25/27,390.62
  6. Step 6: Final answer
    x = 20,445.20

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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.