Home / 39,283.87-58,900.45-16,809.21

Finding the Fourth Proportional to 39,283.87, 58,900.45 and 16,809.21

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Solution

The fourth proportional to 39,283.87, 58,900.45 and 16,809.21 is: 25,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.87 : 58,900.45 = 16,809.21 : x
  2. Step 2: Convert to fraction form
    39,283.87/58,900.45 = 16,809.21/x
  3. Step 3: Cross multiply
    39,283.87x = 58,900.45 × 16,809.21
  4. Step 4: Simplify right side
    39,283.87x = 990,070,212.00
  5. Step 5: Solve for x
    x = 990,070,212.00/39,283.87
  6. Step 6: Final answer
    x = 25,202.97

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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.