Home / 28,960.40-43,441.42-10,237.80

Finding the Fourth Proportional to 28,960.40, 43,441.42 and 10,237.80

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Solution

The fourth proportional to 28,960.40, 43,441.42 and 10,237.80 is: 15,356.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.40 : 43,441.42 = 10,237.80 : x
  2. Step 2: Convert to fraction form
    28,960.40/43,441.42 = 10,237.80/x
  3. Step 3: Cross multiply
    28,960.40x = 43,441.42 × 10,237.80
  4. Step 4: Simplify right side
    28,960.40x = 444,744,569.68
  5. Step 5: Solve for x
    x = 444,744,569.68/28,960.40
  6. Step 6: Final answer
    x = 15,356.99

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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.