Home / 16,518.83-22,790.43-9,440.24

Finding the Fourth Proportional to 16,518.83, 22,790.43 and 9,440.24

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Solution

The fourth proportional to 16,518.83, 22,790.43 and 9,440.24 is: 13,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.83 : 22,790.43 = 9,440.24 : x
  2. Step 2: Convert to fraction form
    16,518.83/22,790.43 = 9,440.24/x
  3. Step 3: Cross multiply
    16,518.83x = 22,790.43 × 9,440.24
  4. Step 4: Simplify right side
    16,518.83x = 215,147,128.90
  5. Step 5: Solve for x
    x = 215,147,128.90/16,518.83
  6. Step 6: Final answer
    x = 13,024.36

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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.