Home / 39,856.14-59,790.69-13,558.14

Finding the Fourth Proportional to 39,856.14, 59,790.69 and 13,558.14

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Solution

The fourth proportional to 39,856.14, 59,790.69 and 13,558.14 is: 20,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.14 : 59,790.69 = 13,558.14 : x
  2. Step 2: Convert to fraction form
    39,856.14/59,790.69 = 13,558.14/x
  3. Step 3: Cross multiply
    39,856.14x = 59,790.69 × 13,558.14
  4. Step 4: Simplify right side
    39,856.14x = 810,650,545.72
  5. Step 5: Solve for x
    x = 810,650,545.72/39,856.14
  6. Step 6: Final answer
    x = 20,339.41

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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.