Home / 28,798.06-39,741.15-16,226.86

Finding the Fourth Proportional to 28,798.06, 39,741.15 and 16,226.86

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Solution

The fourth proportional to 28,798.06, 39,741.15 and 16,226.86 is: 22,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.06 : 39,741.15 = 16,226.86 : x
  2. Step 2: Convert to fraction form
    28,798.06/39,741.15 = 16,226.86/x
  3. Step 3: Cross multiply
    28,798.06x = 39,741.15 × 16,226.86
  4. Step 4: Simplify right side
    28,798.06x = 644,874,077.29
  5. Step 5: Solve for x
    x = 644,874,077.29/28,798.06
  6. Step 6: Final answer
    x = 22,392.97

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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.