Home / 28,800.53-39,744.90-16,054.52

Finding the Fourth Proportional to 28,800.53, 39,744.90 and 16,054.52

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Solution

The fourth proportional to 28,800.53, 39,744.90 and 16,054.52 is: 22,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800.53 : 39,744.90 = 16,054.52 : x
  2. Step 2: Convert to fraction form
    28,800.53/39,744.90 = 16,054.52/x
  3. Step 3: Cross multiply
    28,800.53x = 39,744.90 × 16,054.52
  4. Step 4: Simplify right side
    28,800.53x = 638,085,093.22
  5. Step 5: Solve for x
    x = 638,085,093.22/28,800.53
  6. Step 6: Final answer
    x = 22,155.33

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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.