Home / 29,921.48-44,910-15,140.84

Finding the Fourth Proportional to 29,921.48, 44,910 and 15,140.84

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Solution

The fourth proportional to 29,921.48, 44,910 and 15,140.84 is: 22,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,921.48 : 44,910 = 15,140.84 : x
  2. Step 2: Convert to fraction form
    29,921.48/44,910 = 15,140.84/x
  3. Step 3: Cross multiply
    29,921.48x = 44,910 × 15,140.84
  4. Step 4: Simplify right side
    29,921.48x = 679,975,124.40
  5. Step 5: Solve for x
    x = 679,975,124.40/29,921.48
  6. Step 6: Final answer
    x = 22,725.32

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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.