Home / 35,357.89-48,781.74-21,924.31

Finding the Fourth Proportional to 35,357.89, 48,781.74 and 21,924.31

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Solution

The fourth proportional to 35,357.89, 48,781.74 and 21,924.31 is: 30,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.89 : 48,781.74 = 21,924.31 : x
  2. Step 2: Convert to fraction form
    35,357.89/48,781.74 = 21,924.31/x
  3. Step 3: Cross multiply
    35,357.89x = 48,781.74 × 21,924.31
  4. Step 4: Simplify right side
    35,357.89x = 1,069,505,950.36
  5. Step 5: Solve for x
    x = 1,069,505,950.36/35,357.89
  6. Step 6: Final answer
    x = 30,248.02

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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.