Home / 21,445.65-32,174.99-10,350.27

Finding the Fourth Proportional to 21,445.65, 32,174.99 and 10,350.27

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Solution

The fourth proportional to 21,445.65, 32,174.99 and 10,350.27 is: 15,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445.65 : 32,174.99 = 10,350.27 : x
  2. Step 2: Convert to fraction form
    21,445.65/32,174.99 = 10,350.27/x
  3. Step 3: Cross multiply
    21,445.65x = 32,174.99 × 10,350.27
  4. Step 4: Simplify right side
    21,445.65x = 333,019,782.00
  5. Step 5: Solve for x
    x = 333,019,782.00/21,445.65
  6. Step 6: Final answer
    x = 15,528.55

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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.