Home / 19,371.53-26,733.17-10,988.03

Finding the Fourth Proportional to 19,371.53, 26,733.17 and 10,988.03

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Solution

The fourth proportional to 19,371.53, 26,733.17 and 10,988.03 is: 15,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.53 : 26,733.17 = 10,988.03 : x
  2. Step 2: Convert to fraction form
    19,371.53/26,733.17 = 10,988.03/x
  3. Step 3: Cross multiply
    19,371.53x = 26,733.17 × 10,988.03
  4. Step 4: Simplify right side
    19,371.53x = 293,744,819.01
  5. Step 5: Solve for x
    x = 293,744,819.01/19,371.53
  6. Step 6: Final answer
    x = 15,163.74

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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.