Home / 16,931.96-23,377.65-10,561.04

Finding the Fourth Proportional to 16,931.96, 23,377.65 and 10,561.04

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Solution

The fourth proportional to 16,931.96, 23,377.65 and 10,561.04 is: 14,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931.96 : 23,377.65 = 10,561.04 : x
  2. Step 2: Convert to fraction form
    16,931.96/23,377.65 = 10,561.04/x
  3. Step 3: Cross multiply
    16,931.96x = 23,377.65 × 10,561.04
  4. Step 4: Simplify right side
    16,931.96x = 246,892,296.76
  5. Step 5: Solve for x
    x = 246,892,296.76/16,931.96
  6. Step 6: Final answer
    x = 14,581.44

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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.