Home / 35,055.28-48,375.92-19,139.68

Finding the Fourth Proportional to 35,055.28, 48,375.92 and 19,139.68

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Solution

The fourth proportional to 35,055.28, 48,375.92 and 19,139.68 is: 26,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,055.28 : 48,375.92 = 19,139.68 : x
  2. Step 2: Convert to fraction form
    35,055.28/48,375.92 = 19,139.68/x
  3. Step 3: Cross multiply
    35,055.28x = 48,375.92 × 19,139.68
  4. Step 4: Simplify right side
    35,055.28x = 925,899,628.51
  5. Step 5: Solve for x
    x = 925,899,628.51/35,055.28
  6. Step 6: Final answer
    x = 26,412.56

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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.