Home / 27,416.75-37,835.03-15,479.84

Finding the Fourth Proportional to 27,416.75, 37,835.03 and 15,479.84

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Solution

The fourth proportional to 27,416.75, 37,835.03 and 15,479.84 is: 21,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.75 : 37,835.03 = 15,479.84 : x
  2. Step 2: Convert to fraction form
    27,416.75/37,835.03 = 15,479.84/x
  3. Step 3: Cross multiply
    27,416.75x = 37,835.03 × 15,479.84
  4. Step 4: Simplify right side
    27,416.75x = 585,680,344.08
  5. Step 5: Solve for x
    x = 585,680,344.08/27,416.75
  6. Step 6: Final answer
    x = 21,362.14

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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.