Home / 23,258.80-34,888.04-7,677.68

Finding the Fourth Proportional to 23,258.80, 34,888.04 and 7,677.68

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Solution

The fourth proportional to 23,258.80, 34,888.04 and 7,677.68 is: 11,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,258.80 : 34,888.04 = 7,677.68 : x
  2. Step 2: Convert to fraction form
    23,258.80/34,888.04 = 7,677.68/x
  3. Step 3: Cross multiply
    23,258.80x = 34,888.04 × 7,677.68
  4. Step 4: Simplify right side
    23,258.80x = 267,859,206.95
  5. Step 5: Solve for x
    x = 267,859,206.95/23,258.80
  6. Step 6: Final answer
    x = 11,516.47

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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.