Home / 21,095.59-31,643.38-6,304.02

Finding the Fourth Proportional to 21,095.59, 31,643.38 and 6,304.02

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Solution

The fourth proportional to 21,095.59, 31,643.38 and 6,304.02 is: 9,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095.59 : 31,643.38 = 6,304.02 : x
  2. Step 2: Convert to fraction form
    21,095.59/31,643.38 = 6,304.02/x
  3. Step 3: Cross multiply
    21,095.59x = 31,643.38 × 6,304.02
  4. Step 4: Simplify right side
    21,095.59x = 199,480,468.87
  5. Step 5: Solve for x
    x = 199,480,468.87/21,095.59
  6. Step 6: Final answer
    x = 9,456.03

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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.