Home / 13,036.11-17,972.43-10,356.22

Finding the Fourth Proportional to 13,036.11, 17,972.43 and 10,356.22

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Solution

The fourth proportional to 13,036.11, 17,972.43 and 10,356.22 is: 14,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.11 : 17,972.43 = 10,356.22 : x
  2. Step 2: Convert to fraction form
    13,036.11/17,972.43 = 10,356.22/x
  3. Step 3: Cross multiply
    13,036.11x = 17,972.43 × 10,356.22
  4. Step 4: Simplify right side
    13,036.11x = 186,126,390.66
  5. Step 5: Solve for x
    x = 186,126,390.66/13,036.11
  6. Step 6: Final answer
    x = 14,277.76

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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.