Home / 16,977.74-23,420.08-10,265.53

Finding the Fourth Proportional to 16,977.74, 23,420.08 and 10,265.53

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Solution

The fourth proportional to 16,977.74, 23,420.08 and 10,265.53 is: 14,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.74 : 23,420.08 = 10,265.53 : x
  2. Step 2: Convert to fraction form
    16,977.74/23,420.08 = 10,265.53/x
  3. Step 3: Cross multiply
    16,977.74x = 23,420.08 × 10,265.53
  4. Step 4: Simplify right side
    16,977.74x = 240,419,529.16
  5. Step 5: Solve for x
    x = 240,419,529.16/16,977.74
  6. Step 6: Final answer
    x = 14,160.87

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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.