Home / 21,637.01-32,456.73-10,553.18

Finding the Fourth Proportional to 21,637.01, 32,456.73 and 10,553.18

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Solution

The fourth proportional to 21,637.01, 32,456.73 and 10,553.18 is: 15,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637.01 : 32,456.73 = 10,553.18 : x
  2. Step 2: Convert to fraction form
    21,637.01/32,456.73 = 10,553.18/x
  3. Step 3: Cross multiply
    21,637.01x = 32,456.73 × 10,553.18
  4. Step 4: Simplify right side
    21,637.01x = 342,521,551.62
  5. Step 5: Solve for x
    x = 342,521,551.62/21,637.01
  6. Step 6: Final answer
    x = 15,830.36

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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.