Home / 35,281.62-48,690.36-19,365.90

Finding the Fourth Proportional to 35,281.62, 48,690.36 and 19,365.90

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Solution

The fourth proportional to 35,281.62, 48,690.36 and 19,365.90 is: 26,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,281.62 : 48,690.36 = 19,365.90 : x
  2. Step 2: Convert to fraction form
    35,281.62/48,690.36 = 19,365.90/x
  3. Step 3: Cross multiply
    35,281.62x = 48,690.36 × 19,365.90
  4. Step 4: Simplify right side
    35,281.62x = 942,932,642.72
  5. Step 5: Solve for x
    x = 942,932,642.72/35,281.62
  6. Step 6: Final answer
    x = 26,725.89

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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.