Home / 16,651.60-22,984.16-9,941.92

Finding the Fourth Proportional to 16,651.60, 22,984.16 and 9,941.92

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Solution

The fourth proportional to 16,651.60, 22,984.16 and 9,941.92 is: 13,722.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.60 : 22,984.16 = 9,941.92 : x
  2. Step 2: Convert to fraction form
    16,651.60/22,984.16 = 9,941.92/x
  3. Step 3: Cross multiply
    16,651.60x = 22,984.16 × 9,941.92
  4. Step 4: Simplify right side
    16,651.60x = 228,506,679.99
  5. Step 5: Solve for x
    x = 228,506,679.99/16,651.60
  6. Step 6: Final answer
    x = 13,722.81

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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.