Home / 15,830.64-23,731.38-7,060.77

Finding the Fourth Proportional to 15,830.64, 23,731.38 and 7,060.77

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Solution

The fourth proportional to 15,830.64, 23,731.38 and 7,060.77 is: 10,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,830.64 : 23,731.38 = 7,060.77 : x
  2. Step 2: Convert to fraction form
    15,830.64/23,731.38 = 7,060.77/x
  3. Step 3: Cross multiply
    15,830.64x = 23,731.38 × 7,060.77
  4. Step 4: Simplify right side
    15,830.64x = 167,561,815.96
  5. Step 5: Solve for x
    x = 167,561,815.96/15,830.64
  6. Step 6: Final answer
    x = 10,584.65

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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.