Home / 21,285.27-31,924.26-6,086.79

Finding the Fourth Proportional to 21,285.27, 31,924.26 and 6,086.79

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Solution

The fourth proportional to 21,285.27, 31,924.26 and 6,086.79 is: 9,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,285.27 : 31,924.26 = 6,086.79 : x
  2. Step 2: Convert to fraction form
    21,285.27/31,924.26 = 6,086.79/x
  3. Step 3: Cross multiply
    21,285.27x = 31,924.26 × 6,086.79
  4. Step 4: Simplify right side
    21,285.27x = 194,316,266.53
  5. Step 5: Solve for x
    x = 194,316,266.53/21,285.27
  6. Step 6: Final answer
    x = 9,129.14

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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.