Home / 27,559.34-37,964.40-19,983.42

Finding the Fourth Proportional to 27,559.34, 37,964.40 and 19,983.42

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Solution

The fourth proportional to 27,559.34, 37,964.40 and 19,983.42 is: 27,528.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.34 : 37,964.40 = 19,983.42 : x
  2. Step 2: Convert to fraction form
    27,559.34/37,964.40 = 19,983.42/x
  3. Step 3: Cross multiply
    27,559.34x = 37,964.40 × 19,983.42
  4. Step 4: Simplify right side
    27,559.34x = 758,658,550.25
  5. Step 5: Solve for x
    x = 758,658,550.25/27,559.34
  6. Step 6: Final answer
    x = 27,528.18

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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.