Home / 29,420.79-40,600.93-15,992.04

Finding the Fourth Proportional to 29,420.79, 40,600.93 and 15,992.04

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Solution

The fourth proportional to 29,420.79, 40,600.93 and 15,992.04 is: 22,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,420.79 : 40,600.93 = 15,992.04 : x
  2. Step 2: Convert to fraction form
    29,420.79/40,600.93 = 15,992.04/x
  3. Step 3: Cross multiply
    29,420.79x = 40,600.93 × 15,992.04
  4. Step 4: Simplify right side
    29,420.79x = 649,291,610.48
  5. Step 5: Solve for x
    x = 649,291,610.48/29,420.79
  6. Step 6: Final answer
    x = 22,069.15

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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.