Home / 15,900.77-23,851.99-4,807.17

Finding the Fourth Proportional to 15,900.77, 23,851.99 and 4,807.17

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Solution

The fourth proportional to 15,900.77, 23,851.99 and 4,807.17 is: 7,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.77 : 23,851.99 = 4,807.17 : x
  2. Step 2: Convert to fraction form
    15,900.77/23,851.99 = 4,807.17/x
  3. Step 3: Cross multiply
    15,900.77x = 23,851.99 × 4,807.17
  4. Step 4: Simplify right side
    15,900.77x = 114,660,618.61
  5. Step 5: Solve for x
    x = 114,660,618.61/15,900.77
  6. Step 6: Final answer
    x = 7,211.01

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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.