Home / 21,608.07-32,412.10-5,192.07

Finding the Fourth Proportional to 21,608.07, 32,412.10 and 5,192.07

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Solution

The fourth proportional to 21,608.07, 32,412.10 and 5,192.07 is: 7,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608.07 : 32,412.10 = 5,192.07 : x
  2. Step 2: Convert to fraction form
    21,608.07/32,412.10 = 5,192.07/x
  3. Step 3: Cross multiply
    21,608.07x = 32,412.10 × 5,192.07
  4. Step 4: Simplify right side
    21,608.07x = 168,285,892.05
  5. Step 5: Solve for x
    x = 168,285,892.05/21,608.07
  6. Step 6: Final answer
    x = 7,788.10

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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.