Home / 28,823.63-39,776.60-16,248.38

Finding the Fourth Proportional to 28,823.63, 39,776.60 and 16,248.38

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Solution

The fourth proportional to 28,823.63, 39,776.60 and 16,248.38 is: 22,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.63 : 39,776.60 = 16,248.38 : x
  2. Step 2: Convert to fraction form
    28,823.63/39,776.60 = 16,248.38/x
  3. Step 3: Cross multiply
    28,823.63x = 39,776.60 × 16,248.38
  4. Step 4: Simplify right side
    28,823.63x = 646,305,153.65
  5. Step 5: Solve for x
    x = 646,305,153.65/28,823.63
  6. Step 6: Final answer
    x = 22,422.76

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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.