Home / 28,804.69-39,747.27-16,056.91

Finding the Fourth Proportional to 28,804.69, 39,747.27 and 16,056.91

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Solution

The fourth proportional to 28,804.69, 39,747.27 and 16,056.91 is: 22,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,804.69 : 39,747.27 = 16,056.91 : x
  2. Step 2: Convert to fraction form
    28,804.69/39,747.27 = 16,056.91/x
  3. Step 3: Cross multiply
    28,804.69x = 39,747.27 × 16,056.91
  4. Step 4: Simplify right side
    28,804.69x = 638,218,337.14
  5. Step 5: Solve for x
    x = 638,218,337.14/28,804.69
  6. Step 6: Final answer
    x = 22,156.75

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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.