Home / 15,900.66-23,851.37-4,807.30

Finding the Fourth Proportional to 15,900.66, 23,851.37 and 4,807.30

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Solution

The fourth proportional to 15,900.66, 23,851.37 and 4,807.30 is: 7,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.66 : 23,851.37 = 4,807.30 : x
  2. Step 2: Convert to fraction form
    15,900.66/23,851.37 = 4,807.30/x
  3. Step 3: Cross multiply
    15,900.66x = 23,851.37 × 4,807.30
  4. Step 4: Simplify right side
    15,900.66x = 114,660,691.00
  5. Step 5: Solve for x
    x = 114,660,691.00/15,900.66
  6. Step 6: Final answer
    x = 7,211.06

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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.