Home / 27,066.39-37,351.61-15,888.39

Finding the Fourth Proportional to 27,066.39, 37,351.61 and 15,888.39

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Solution

The fourth proportional to 27,066.39, 37,351.61 and 15,888.39 is: 21,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,066.39 : 37,351.61 = 15,888.39 : x
  2. Step 2: Convert to fraction form
    27,066.39/37,351.61 = 15,888.39/x
  3. Step 3: Cross multiply
    27,066.39x = 37,351.61 × 15,888.39
  4. Step 4: Simplify right side
    27,066.39x = 593,456,867.37
  5. Step 5: Solve for x
    x = 593,456,867.37/27,066.39
  6. Step 6: Final answer
    x = 21,925.97

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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.