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Finding the Fourth Proportional to 15,335.15, 22,999.79 and 4,803.57

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Solution

The fourth proportional to 15,335.15, 22,999.79 and 4,803.57 is: 7,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335.15 : 22,999.79 = 4,803.57 : x
  2. Step 2: Convert to fraction form
    15,335.15/22,999.79 = 4,803.57/x
  3. Step 3: Cross multiply
    15,335.15x = 22,999.79 × 4,803.57
  4. Step 4: Simplify right side
    15,335.15x = 110,481,077.23
  5. Step 5: Solve for x
    x = 110,481,077.23/15,335.15
  6. Step 6: Final answer
    x = 7,204.44

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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.