Home / 35,267.34-48,667.59-20,159.22

Finding the Fourth Proportional to 35,267.34, 48,667.59 and 20,159.22

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Solution

The fourth proportional to 35,267.34, 48,667.59 and 20,159.22 is: 27,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,267.34 : 48,667.59 = 20,159.22 : x
  2. Step 2: Convert to fraction form
    35,267.34/48,667.59 = 20,159.22/x
  3. Step 3: Cross multiply
    35,267.34x = 48,667.59 × 20,159.22
  4. Step 4: Simplify right side
    35,267.34x = 981,100,653.68
  5. Step 5: Solve for x
    x = 981,100,653.68/35,267.34
  6. Step 6: Final answer
    x = 27,818.96

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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.