Home / 16,601.68-22,878.75-11,877.76

Finding the Fourth Proportional to 16,601.68, 22,878.75 and 11,877.76

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Solution

The fourth proportional to 16,601.68, 22,878.75 and 11,877.76 is: 16,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.68 : 22,878.75 = 11,877.76 : x
  2. Step 2: Convert to fraction form
    16,601.68/22,878.75 = 11,877.76/x
  3. Step 3: Cross multiply
    16,601.68x = 22,878.75 × 11,877.76
  4. Step 4: Simplify right side
    16,601.68x = 271,748,301.60
  5. Step 5: Solve for x
    x = 271,748,301.60/16,601.68
  6. Step 6: Final answer
    x = 16,368.72

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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.