Home / 21,448.70-32,173.07-5,866.32

Finding the Fourth Proportional to 21,448.70, 32,173.07 and 5,866.32

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Solution

The fourth proportional to 21,448.70, 32,173.07 and 5,866.32 is: 8,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.70 : 32,173.07 = 5,866.32 : x
  2. Step 2: Convert to fraction form
    21,448.70/32,173.07 = 5,866.32/x
  3. Step 3: Cross multiply
    21,448.70x = 32,173.07 × 5,866.32
  4. Step 4: Simplify right side
    21,448.70x = 188,737,664.82
  5. Step 5: Solve for x
    x = 188,737,664.82/21,448.70
  6. Step 6: Final answer
    x = 8,799.49

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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.