Home / 21,933.48-32,900.70-10,243.56

Finding the Fourth Proportional to 21,933.48, 32,900.70 and 10,243.56

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Solution

The fourth proportional to 21,933.48, 32,900.70 and 10,243.56 is: 15,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,933.48 : 32,900.70 = 10,243.56 : x
  2. Step 2: Convert to fraction form
    21,933.48/32,900.70 = 10,243.56/x
  3. Step 3: Cross multiply
    21,933.48x = 32,900.70 × 10,243.56
  4. Step 4: Simplify right side
    21,933.48x = 337,020,294.49
  5. Step 5: Solve for x
    x = 337,020,294.49/21,933.48
  6. Step 6: Final answer
    x = 15,365.56

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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.