Home / 16,477.22-22,742.66-9,407.75

Finding the Fourth Proportional to 16,477.22, 22,742.66 and 9,407.75

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Solution

The fourth proportional to 16,477.22, 22,742.66 and 9,407.75 is: 12,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,477.22 : 22,742.66 = 9,407.75 : x
  2. Step 2: Convert to fraction form
    16,477.22/22,742.66 = 9,407.75/x
  3. Step 3: Cross multiply
    16,477.22x = 22,742.66 × 9,407.75
  4. Step 4: Simplify right side
    16,477.22x = 213,957,169.42
  5. Step 5: Solve for x
    x = 213,957,169.42/16,477.22
  6. Step 6: Final answer
    x = 12,985.03

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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.