Home / 27,593.47-38,079.81-16,989.22

Finding the Fourth Proportional to 27,593.47, 38,079.81 and 16,989.22

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Solution

The fourth proportional to 27,593.47, 38,079.81 and 16,989.22 is: 23,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.47 : 38,079.81 = 16,989.22 : x
  2. Step 2: Convert to fraction form
    27,593.47/38,079.81 = 16,989.22/x
  3. Step 3: Cross multiply
    27,593.47x = 38,079.81 × 16,989.22
  4. Step 4: Simplify right side
    27,593.47x = 646,945,994.30
  5. Step 5: Solve for x
    x = 646,945,994.30/27,593.47
  6. Step 6: Final answer
    x = 23,445.62

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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.