Home / 36,248.78-50,003.98-21,135.93

Finding the Fourth Proportional to 36,248.78, 50,003.98 and 21,135.93

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Solution

The fourth proportional to 36,248.78, 50,003.98 and 21,135.93 is: 29,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,248.78 : 50,003.98 = 21,135.93 : x
  2. Step 2: Convert to fraction form
    36,248.78/50,003.98 = 21,135.93/x
  3. Step 3: Cross multiply
    36,248.78x = 50,003.98 × 21,135.93
  4. Step 4: Simplify right side
    36,248.78x = 1,056,880,621.00
  5. Step 5: Solve for x
    x = 1,056,880,621.00/36,248.78
  6. Step 6: Final answer
    x = 29,156.31

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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.