Home / 38,766.82-58,113.28-12,453.08

Finding the Fourth Proportional to 38,766.82, 58,113.28 and 12,453.08

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Solution

The fourth proportional to 38,766.82, 58,113.28 and 12,453.08 is: 18,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,766.82 : 58,113.28 = 12,453.08 : x
  2. Step 2: Convert to fraction form
    38,766.82/58,113.28 = 12,453.08/x
  3. Step 3: Cross multiply
    38,766.82x = 58,113.28 × 12,453.08
  4. Step 4: Simplify right side
    38,766.82x = 723,689,293.77
  5. Step 5: Solve for x
    x = 723,689,293.77/38,766.82
  6. Step 6: Final answer
    x = 18,667.75

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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.