Home / 29,538.42-40,762.86-16,109.42

Finding the Fourth Proportional to 29,538.42, 40,762.86 and 16,109.42

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Solution

The fourth proportional to 29,538.42, 40,762.86 and 16,109.42 is: 22,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.42 : 40,762.86 = 16,109.42 : x
  2. Step 2: Convert to fraction form
    29,538.42/40,762.86 = 16,109.42/x
  3. Step 3: Cross multiply
    29,538.42x = 40,762.86 × 16,109.42
  4. Step 4: Simplify right side
    29,538.42x = 656,666,032.14
  5. Step 5: Solve for x
    x = 656,666,032.14/29,538.42
  6. Step 6: Final answer
    x = 22,230.91

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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.