Home / 15,799.69-23,706.45-7,485.65

Finding the Fourth Proportional to 15,799.69, 23,706.45 and 7,485.65

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Solution

The fourth proportional to 15,799.69, 23,706.45 and 7,485.65 is: 11,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,799.69 : 23,706.45 = 7,485.65 : x
  2. Step 2: Convert to fraction form
    15,799.69/23,706.45 = 7,485.65/x
  3. Step 3: Cross multiply
    15,799.69x = 23,706.45 × 7,485.65
  4. Step 4: Simplify right side
    15,799.69x = 177,458,068.91
  5. Step 5: Solve for x
    x = 177,458,068.91/15,799.69
  6. Step 6: Final answer
    x = 11,231.74

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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.