Home / 19,646.24-27,112.37-10,694.31

Finding the Fourth Proportional to 19,646.24, 27,112.37 and 10,694.31

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Solution

The fourth proportional to 19,646.24, 27,112.37 and 10,694.31 is: 14,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.24 : 27,112.37 = 10,694.31 : x
  2. Step 2: Convert to fraction form
    19,646.24/27,112.37 = 10,694.31/x
  3. Step 3: Cross multiply
    19,646.24x = 27,112.37 × 10,694.31
  4. Step 4: Simplify right side
    19,646.24x = 289,948,089.61
  5. Step 5: Solve for x
    x = 289,948,089.61/19,646.24
  6. Step 6: Final answer
    x = 14,758.45

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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.