Home / 16,518.84-22,790.42-9,440.24

Finding the Fourth Proportional to 16,518.84, 22,790.42 and 9,440.24

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Solution

The fourth proportional to 16,518.84, 22,790.42 and 9,440.24 is: 13,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.84 : 22,790.42 = 9,440.24 : x
  2. Step 2: Convert to fraction form
    16,518.84/22,790.42 = 9,440.24/x
  3. Step 3: Cross multiply
    16,518.84x = 22,790.42 × 9,440.24
  4. Step 4: Simplify right side
    16,518.84x = 215,147,034.50
  5. Step 5: Solve for x
    x = 215,147,034.50/16,518.84
  6. Step 6: Final answer
    x = 13,024.34

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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.