Home / 27,071.65-37,358.74-15,134.90

Finding the Fourth Proportional to 27,071.65, 37,358.74 and 15,134.90

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Solution

The fourth proportional to 27,071.65, 37,358.74 and 15,134.90 is: 20,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.65 : 37,358.74 = 15,134.90 : x
  2. Step 2: Convert to fraction form
    27,071.65/37,358.74 = 15,134.90/x
  3. Step 3: Cross multiply
    27,071.65x = 37,358.74 × 15,134.90
  4. Step 4: Simplify right side
    27,071.65x = 565,420,794.03
  5. Step 5: Solve for x
    x = 565,420,794.03/27,071.65
  6. Step 6: Final answer
    x = 20,886.09

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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.