Home / 15,295.35-22,940.51-4,905.75

Finding the Fourth Proportional to 15,295.35, 22,940.51 and 4,905.75

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Solution

The fourth proportional to 15,295.35, 22,940.51 and 4,905.75 is: 7,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.35 : 22,940.51 = 4,905.75 : x
  2. Step 2: Convert to fraction form
    15,295.35/22,940.51 = 4,905.75/x
  3. Step 3: Cross multiply
    15,295.35x = 22,940.51 × 4,905.75
  4. Step 4: Simplify right side
    15,295.35x = 112,540,382.40
  5. Step 5: Solve for x
    x = 112,540,382.40/15,295.35
  6. Step 6: Final answer
    x = 7,357.82

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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.