Home / 29,337.40-40,485.44-15,908.52

Finding the Fourth Proportional to 29,337.40, 40,485.44 and 15,908.52

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Solution

The fourth proportional to 29,337.40, 40,485.44 and 15,908.52 is: 21,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,337.40 : 40,485.44 = 15,908.52 : x
  2. Step 2: Convert to fraction form
    29,337.40/40,485.44 = 15,908.52/x
  3. Step 3: Cross multiply
    29,337.40x = 40,485.44 × 15,908.52
  4. Step 4: Simplify right side
    29,337.40x = 644,063,431.95
  5. Step 5: Solve for x
    x = 644,063,431.95/29,337.40
  6. Step 6: Final answer
    x = 21,953.66

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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.