Home / 21,505.26-32,221.53-10,417.26

Finding the Fourth Proportional to 21,505.26, 32,221.53 and 10,417.26

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Solution

The fourth proportional to 21,505.26, 32,221.53 and 10,417.26 is: 15,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505.26 : 32,221.53 = 10,417.26 : x
  2. Step 2: Convert to fraction form
    21,505.26/32,221.53 = 10,417.26/x
  3. Step 3: Cross multiply
    21,505.26x = 32,221.53 × 10,417.26
  4. Step 4: Simplify right side
    21,505.26x = 335,660,055.61
  5. Step 5: Solve for x
    x = 335,660,055.61/21,505.26
  6. Step 6: Final answer
    x = 15,608.28

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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.