Home / 15,365.01-21,241.77-15,224.88

Finding the Fourth Proportional to 15,365.01, 21,241.77 and 15,224.88

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Solution

The fourth proportional to 15,365.01, 21,241.77 and 15,224.88 is: 21,048.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365.01 : 21,241.77 = 15,224.88 : x
  2. Step 2: Convert to fraction form
    15,365.01/21,241.77 = 15,224.88/x
  3. Step 3: Cross multiply
    15,365.01x = 21,241.77 × 15,224.88
  4. Step 4: Simplify right side
    15,365.01x = 323,403,399.24
  5. Step 5: Solve for x
    x = 323,403,399.24/15,365.01
  6. Step 6: Final answer
    x = 21,048.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.