Home / 27,946.91-38,566.35-15,199.81

Finding the Fourth Proportional to 27,946.91, 38,566.35 and 15,199.81

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Solution

The fourth proportional to 27,946.91, 38,566.35 and 15,199.81 is: 20,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946.91 : 38,566.35 = 15,199.81 : x
  2. Step 2: Convert to fraction form
    27,946.91/38,566.35 = 15,199.81/x
  3. Step 3: Cross multiply
    27,946.91x = 38,566.35 × 15,199.81
  4. Step 4: Simplify right side
    27,946.91x = 586,201,192.39
  5. Step 5: Solve for x
    x = 586,201,192.39/27,946.91
  6. Step 6: Final answer
    x = 20,975.53

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Double scale
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Similar ratio
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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.