Home / 19,350.88-26,704.72-10,967.28

Finding the Fourth Proportional to 19,350.88, 26,704.72 and 10,967.28

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Solution

The fourth proportional to 19,350.88, 26,704.72 and 10,967.28 is: 15,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.88 : 26,704.72 = 10,967.28 : x
  2. Step 2: Convert to fraction form
    19,350.88/26,704.72 = 10,967.28/x
  3. Step 3: Cross multiply
    19,350.88x = 26,704.72 × 10,967.28
  4. Step 4: Simplify right side
    19,350.88x = 292,878,141.56
  5. Step 5: Solve for x
    x = 292,878,141.56/19,350.88
  6. Step 6: Final answer
    x = 15,135.13

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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.