Home / 27,981.64-38,614.62-16,048.18

Finding the Fourth Proportional to 27,981.64, 38,614.62 and 16,048.18

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Solution

The fourth proportional to 27,981.64, 38,614.62 and 16,048.18 is: 22,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.64 : 38,614.62 = 16,048.18 : x
  2. Step 2: Convert to fraction form
    27,981.64/38,614.62 = 16,048.18/x
  3. Step 3: Cross multiply
    27,981.64x = 38,614.62 × 16,048.18
  4. Step 4: Simplify right side
    27,981.64x = 619,694,372.39
  5. Step 5: Solve for x
    x = 619,694,372.39/27,981.64
  6. Step 6: Final answer
    x = 22,146.46

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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.