Home / 27,071.62-37,362.26-15,135.66

Finding the Fourth Proportional to 27,071.62, 37,362.26 and 15,135.66

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Solution

The fourth proportional to 27,071.62, 37,362.26 and 15,135.66 is: 20,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.62 : 37,362.26 = 15,135.66 : x
  2. Step 2: Convert to fraction form
    27,071.62/37,362.26 = 15,135.66/x
  3. Step 3: Cross multiply
    27,071.62x = 37,362.26 × 15,135.66
  4. Step 4: Simplify right side
    27,071.62x = 565,502,502.03
  5. Step 5: Solve for x
    x = 565,502,502.03/27,071.62
  6. Step 6: Final answer
    x = 20,889.13

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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.