Home / 28,077.83-42,049.77-15,566.83

Finding the Fourth Proportional to 28,077.83, 42,049.77 and 15,566.83

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Solution

The fourth proportional to 28,077.83, 42,049.77 and 15,566.83 is: 23,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,077.83 : 42,049.77 = 15,566.83 : x
  2. Step 2: Convert to fraction form
    28,077.83/42,049.77 = 15,566.83/x
  3. Step 3: Cross multiply
    28,077.83x = 42,049.77 × 15,566.83
  4. Step 4: Simplify right side
    28,077.83x = 654,581,410.88
  5. Step 5: Solve for x
    x = 654,581,410.88/28,077.83
  6. Step 6: Final answer
    x = 23,313.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.