Home / 19,335.68-26,682.72-10,954.88

Finding the Fourth Proportional to 19,335.68, 26,682.72 and 10,954.88

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Solution

The fourth proportional to 19,335.68, 26,682.72 and 10,954.88 is: 15,117.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.68 : 26,682.72 = 10,954.88 : x
  2. Step 2: Convert to fraction form
    19,335.68/26,682.72 = 10,954.88/x
  3. Step 3: Cross multiply
    19,335.68x = 26,682.72 × 10,954.88
  4. Step 4: Simplify right side
    19,335.68x = 292,305,995.67
  5. Step 5: Solve for x
    x = 292,305,995.67/19,335.68
  6. Step 6: Final answer
    x = 15,117.44

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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.