Home / 50,346.72-75,416.40-29,520

Finding the Fourth Proportional to 50,346.72, 75,416.40 and 29,520

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Solution

The fourth proportional to 50,346.72, 75,416.40 and 29,520 is: 44,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,346.72 : 75,416.40 = 29,520 : x
  2. Step 2: Convert to fraction form
    50,346.72/75,416.40 = 29,520/x
  3. Step 3: Cross multiply
    50,346.72x = 75,416.40 × 29,520
  4. Step 4: Simplify right side
    50,346.72x = 2,226,292,128
  5. Step 5: Solve for x
    x = 2,226,292,128/50,346.72
  6. Step 6: Final answer
    x = 44,219.21

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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.