Home / 15,450.60-23,177.52-6,686.40

Finding the Fourth Proportional to 15,450.60, 23,177.52 and 6,686.40

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Solution

The fourth proportional to 15,450.60, 23,177.52 and 6,686.40 is: 10,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.60 : 23,177.52 = 6,686.40 : x
  2. Step 2: Convert to fraction form
    15,450.60/23,177.52 = 6,686.40/x
  3. Step 3: Cross multiply
    15,450.60x = 23,177.52 × 6,686.40
  4. Step 4: Simplify right side
    15,450.60x = 154,974,169.73
  5. Step 5: Solve for x
    x = 154,974,169.73/15,450.60
  6. Step 6: Final answer
    x = 10,030.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.