Home / 29,538.03-40,762.80-16,109.18

Finding the Fourth Proportional to 29,538.03, 40,762.80 and 16,109.18

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Solution

The fourth proportional to 29,538.03, 40,762.80 and 16,109.18 is: 22,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.03 : 40,762.80 = 16,109.18 : x
  2. Step 2: Convert to fraction form
    29,538.03/40,762.80 = 16,109.18/x
  3. Step 3: Cross multiply
    29,538.03x = 40,762.80 × 16,109.18
  4. Step 4: Simplify right side
    29,538.03x = 656,655,078.69
  5. Step 5: Solve for x
    x = 656,655,078.69/29,538.03
  6. Step 6: Final answer
    x = 22,230.84

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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.