Home / 28,095.92-42,151.56-9,377.60

Finding the Fourth Proportional to 28,095.92, 42,151.56 and 9,377.60

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Solution

The fourth proportional to 28,095.92, 42,151.56 and 9,377.60 is: 14,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.92 : 42,151.56 = 9,377.60 : x
  2. Step 2: Convert to fraction form
    28,095.92/42,151.56 = 9,377.60/x
  3. Step 3: Cross multiply
    28,095.92x = 42,151.56 × 9,377.60
  4. Step 4: Simplify right side
    28,095.92x = 395,280,469.06
  5. Step 5: Solve for x
    x = 395,280,469.06/28,095.92
  6. Step 6: Final answer
    x = 14,068.96

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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.