Home / 39,041.92-58,568.88-12,740.56

Finding the Fourth Proportional to 39,041.92, 58,568.88 and 12,740.56

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Solution

The fourth proportional to 39,041.92, 58,568.88 and 12,740.56 is: 19,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.92 : 58,568.88 = 12,740.56 : x
  2. Step 2: Convert to fraction form
    39,041.92/58,568.88 = 12,740.56/x
  3. Step 3: Cross multiply
    39,041.92x = 58,568.88 × 12,740.56
  4. Step 4: Simplify right side
    39,041.92x = 746,200,329.77
  5. Step 5: Solve for x
    x = 746,200,329.77/39,041.92
  6. Step 6: Final answer
    x = 19,112.80

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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.