Home / 21,975.79-32,963.45-5,335.84

Finding the Fourth Proportional to 21,975.79, 32,963.45 and 5,335.84

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Solution

The fourth proportional to 21,975.79, 32,963.45 and 5,335.84 is: 8,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,975.79 : 32,963.45 = 5,335.84 : x
  2. Step 2: Convert to fraction form
    21,975.79/32,963.45 = 5,335.84/x
  3. Step 3: Cross multiply
    21,975.79x = 32,963.45 × 5,335.84
  4. Step 4: Simplify right side
    21,975.79x = 175,887,770.48
  5. Step 5: Solve for x
    x = 175,887,770.48/21,975.79
  6. Step 6: Final answer
    x = 8,003.70

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1.5x scale

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.