Home / 28,898.25-39,882.83-16,323.81

Finding the Fourth Proportional to 28,898.25, 39,882.83 and 16,323.81

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Solution

The fourth proportional to 28,898.25, 39,882.83 and 16,323.81 is: 22,528.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,898.25 : 39,882.83 = 16,323.81 : x
  2. Step 2: Convert to fraction form
    28,898.25/39,882.83 = 16,323.81/x
  3. Step 3: Cross multiply
    28,898.25x = 39,882.83 × 16,323.81
  4. Step 4: Simplify right side
    28,898.25x = 651,039,739.18
  5. Step 5: Solve for x
    x = 651,039,739.18/28,898.25
  6. Step 6: Final answer
    x = 22,528.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.