Home / 14,177.17-19,531.74-10,191.39

Finding the Fourth Proportional to 14,177.17, 19,531.74 and 10,191.39

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Solution

The fourth proportional to 14,177.17, 19,531.74 and 10,191.39 is: 14,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.17 : 19,531.74 = 10,191.39 : x
  2. Step 2: Convert to fraction form
    14,177.17/19,531.74 = 10,191.39/x
  3. Step 3: Cross multiply
    14,177.17x = 19,531.74 × 10,191.39
  4. Step 4: Simplify right side
    14,177.17x = 199,055,579.72
  5. Step 5: Solve for x
    x = 199,055,579.72/14,177.17
  6. Step 6: Final answer
    x = 14,040.57

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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.