Home / 15,651.83-23,478.36-3,965.36

Finding the Fourth Proportional to 15,651.83, 23,478.36 and 3,965.36

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Solution

The fourth proportional to 15,651.83, 23,478.36 and 3,965.36 is: 5,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651.83 : 23,478.36 = 3,965.36 : x
  2. Step 2: Convert to fraction form
    15,651.83/23,478.36 = 3,965.36/x
  3. Step 3: Cross multiply
    15,651.83x = 23,478.36 × 3,965.36
  4. Step 4: Simplify right side
    15,651.83x = 93,100,017.35
  5. Step 5: Solve for x
    x = 93,100,017.35/15,651.83
  6. Step 6: Final answer
    x = 5,948.19

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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.