Home / 14,176.17-19,530.36-10,190.39

Finding the Fourth Proportional to 14,176.17, 19,530.36 and 10,190.39

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Solution

The fourth proportional to 14,176.17, 19,530.36 and 10,190.39 is: 14,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.17 : 19,530.36 = 10,190.39 : x
  2. Step 2: Convert to fraction form
    14,176.17/19,530.36 = 10,190.39/x
  3. Step 3: Cross multiply
    14,176.17x = 19,530.36 × 10,190.39
  4. Step 4: Simplify right side
    14,176.17x = 199,021,887.59
  5. Step 5: Solve for x
    x = 199,021,887.59/14,176.17
  6. Step 6: Final answer
    x = 14,039.19

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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.