Home / 28,823.52-39,775.66-16,077.08

Finding the Fourth Proportional to 28,823.52, 39,775.66 and 16,077.08

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Solution

The fourth proportional to 28,823.52, 39,775.66 and 16,077.08 is: 22,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.52 : 39,775.66 = 16,077.08 : x
  2. Step 2: Convert to fraction form
    28,823.52/39,775.66 = 16,077.08/x
  3. Step 3: Cross multiply
    28,823.52x = 39,775.66 × 16,077.08
  4. Step 4: Simplify right side
    28,823.52x = 639,476,467.87
  5. Step 5: Solve for x
    x = 639,476,467.87/28,823.52
  6. Step 6: Final answer
    x = 22,185.93

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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.