Home / 28,810.52-39,758.28-16,063.56

Finding the Fourth Proportional to 28,810.52, 39,758.28 and 16,063.56

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Solution

The fourth proportional to 28,810.52, 39,758.28 and 16,063.56 is: 22,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.52 : 39,758.28 = 16,063.56 : x
  2. Step 2: Convert to fraction form
    28,810.52/39,758.28 = 16,063.56/x
  3. Step 3: Cross multiply
    28,810.52x = 39,758.28 × 16,063.56
  4. Step 4: Simplify right side
    28,810.52x = 638,659,516.28
  5. Step 5: Solve for x
    x = 638,659,516.28/28,810.52
  6. Step 6: Final answer
    x = 22,167.58

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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.