Home / 15,611.62-23,417.45-3,924.84

Finding the Fourth Proportional to 15,611.62, 23,417.45 and 3,924.84

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Solution

The fourth proportional to 15,611.62, 23,417.45 and 3,924.84 is: 5,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.62 : 23,417.45 = 3,924.84 : x
  2. Step 2: Convert to fraction form
    15,611.62/23,417.45 = 3,924.84/x
  3. Step 3: Cross multiply
    15,611.62x = 23,417.45 × 3,924.84
  4. Step 4: Simplify right side
    15,611.62x = 91,909,744.46
  5. Step 5: Solve for x
    x = 91,909,744.46/15,611.62
  6. Step 6: Final answer
    x = 5,887.27

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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.