Home / 15,977.40-23,966.10-14,940.60

Finding the Fourth Proportional to 15,977.40, 23,966.10 and 14,940.60

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Solution

The fourth proportional to 15,977.40, 23,966.10 and 14,940.60 is: 22,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.40 : 23,966.10 = 14,940.60 : x
  2. Step 2: Convert to fraction form
    15,977.40/23,966.10 = 14,940.60/x
  3. Step 3: Cross multiply
    15,977.40x = 23,966.10 × 14,940.60
  4. Step 4: Simplify right side
    15,977.40x = 358,067,913.66
  5. Step 5: Solve for x
    x = 358,067,913.66/15,977.40
  6. Step 6: Final answer
    x = 22,410.90

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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.