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Finding the Fourth Proportional to 15,203.70, 22,798.26 and 7,804.35

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Solution

The fourth proportional to 15,203.70, 22,798.26 and 7,804.35 is: 11,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203.70 : 22,798.26 = 7,804.35 : x
  2. Step 2: Convert to fraction form
    15,203.70/22,798.26 = 7,804.35/x
  3. Step 3: Cross multiply
    15,203.70x = 22,798.26 × 7,804.35
  4. Step 4: Simplify right side
    15,203.70x = 177,925,600.43
  5. Step 5: Solve for x
    x = 177,925,600.43/15,203.70
  6. Step 6: Final answer
    x = 11,702.78

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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.