Home / 59,667.20-89,502.96-20,228.12

Finding the Fourth Proportional to 59,667.20, 89,502.96 and 20,228.12

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Solution

The fourth proportional to 59,667.20, 89,502.96 and 20,228.12 is: 30,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,667.20 : 89,502.96 = 20,228.12 : x
  2. Step 2: Convert to fraction form
    59,667.20/89,502.96 = 20,228.12/x
  3. Step 3: Cross multiply
    59,667.20x = 89,502.96 × 20,228.12
  4. Step 4: Simplify right side
    59,667.20x = 1,810,476,615.24
  5. Step 5: Solve for x
    x = 1,810,476,615.24/59,667.20
  6. Step 6: Final answer
    x = 30,342.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.