Home / 29,421.86-40,600.46-15,993

Finding the Fourth Proportional to 29,421.86, 40,600.46 and 15,993

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Solution

The fourth proportional to 29,421.86, 40,600.46 and 15,993 is: 22,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.86 : 40,600.46 = 15,993 : x
  2. Step 2: Convert to fraction form
    29,421.86/40,600.46 = 15,993/x
  3. Step 3: Cross multiply
    29,421.86x = 40,600.46 × 15,993
  4. Step 4: Simplify right side
    29,421.86x = 649,323,196.76
  5. Step 5: Solve for x
    x = 649,323,196.76/29,421.86
  6. Step 6: Final answer
    x = 22,069.42

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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.