Home / 35,585.68-49,104.48-19,667.56

Finding the Fourth Proportional to 35,585.68, 49,104.48 and 19,667.56

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Solution

The fourth proportional to 35,585.68, 49,104.48 and 19,667.56 is: 27,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.68 : 49,104.48 = 19,667.56 : x
  2. Step 2: Convert to fraction form
    35,585.68/49,104.48 = 19,667.56/x
  3. Step 3: Cross multiply
    35,585.68x = 49,104.48 × 19,667.56
  4. Step 4: Simplify right side
    35,585.68x = 965,765,306.67
  5. Step 5: Solve for x
    x = 965,765,306.67/35,585.68
  6. Step 6: Final answer
    x = 27,139.16

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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.