Home / 15,324.28-22,985.95-4,231.64

Finding the Fourth Proportional to 15,324.28, 22,985.95 and 4,231.64

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Solution

The fourth proportional to 15,324.28, 22,985.95 and 4,231.64 is: 6,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,324.28 : 22,985.95 = 4,231.64 : x
  2. Step 2: Convert to fraction form
    15,324.28/22,985.95 = 4,231.64/x
  3. Step 3: Cross multiply
    15,324.28x = 22,985.95 × 4,231.64
  4. Step 4: Simplify right side
    15,324.28x = 97,268,265.46
  5. Step 5: Solve for x
    x = 97,268,265.46/15,324.28
  6. Step 6: Final answer
    x = 6,347.33

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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.