Home / 21,448.92-32,173.61-5,866.55

Finding the Fourth Proportional to 21,448.92, 32,173.61 and 5,866.55

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Solution

The fourth proportional to 21,448.92, 32,173.61 and 5,866.55 is: 8,799.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.92 : 32,173.61 = 5,866.55 : x
  2. Step 2: Convert to fraction form
    21,448.92/32,173.61 = 5,866.55/x
  3. Step 3: Cross multiply
    21,448.92x = 32,173.61 × 5,866.55
  4. Step 4: Simplify right side
    21,448.92x = 188,748,066.19
  5. Step 5: Solve for x
    x = 188,748,066.19/21,448.92
  6. Step 6: Final answer
    x = 8,799.89

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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.