Home / 19,372.28-26,734.15-10,875.02

Finding the Fourth Proportional to 19,372.28, 26,734.15 and 10,875.02

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Solution

The fourth proportional to 19,372.28, 26,734.15 and 10,875.02 is: 15,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.28 : 26,734.15 = 10,875.02 : x
  2. Step 2: Convert to fraction form
    19,372.28/26,734.15 = 10,875.02/x
  3. Step 3: Cross multiply
    19,372.28x = 26,734.15 × 10,875.02
  4. Step 4: Simplify right side
    19,372.28x = 290,734,227.89
  5. Step 5: Solve for x
    x = 290,734,227.89/19,372.28
  6. Step 6: Final answer
    x = 15,007.74

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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.