Home / 21,569.09-32,353.44-5,986.71

Finding the Fourth Proportional to 21,569.09, 32,353.44 and 5,986.71

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Solution

The fourth proportional to 21,569.09, 32,353.44 and 5,986.71 is: 8,980.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,569.09 : 32,353.44 = 5,986.71 : x
  2. Step 2: Convert to fraction form
    21,569.09/32,353.44 = 5,986.71/x
  3. Step 3: Cross multiply
    21,569.09x = 32,353.44 × 5,986.71
  4. Step 4: Simplify right side
    21,569.09x = 193,690,662.78
  5. Step 5: Solve for x
    x = 193,690,662.78/21,569.09
  6. Step 6: Final answer
    x = 8,980.01

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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.