Home / 27,703.20-41,554.80-19,392.60

Finding the Fourth Proportional to 27,703.20, 41,554.80 and 19,392.60

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Solution

The fourth proportional to 27,703.20, 41,554.80 and 19,392.60 is: 29,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703.20 : 41,554.80 = 19,392.60 : x
  2. Step 2: Convert to fraction form
    27,703.20/41,554.80 = 19,392.60/x
  3. Step 3: Cross multiply
    27,703.20x = 41,554.80 × 19,392.60
  4. Step 4: Simplify right side
    27,703.20x = 805,855,614.48
  5. Step 5: Solve for x
    x = 805,855,614.48/27,703.20
  6. Step 6: Final answer
    x = 29,088.90

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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.