Home / 15,410.64-23,098.32-7,517.28

Finding the Fourth Proportional to 15,410.64, 23,098.32 and 7,517.28

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Solution

The fourth proportional to 15,410.64, 23,098.32 and 7,517.28 is: 11,267.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.64 : 23,098.32 = 7,517.28 : x
  2. Step 2: Convert to fraction form
    15,410.64/23,098.32 = 7,517.28/x
  3. Step 3: Cross multiply
    15,410.64x = 23,098.32 × 7,517.28
  4. Step 4: Simplify right side
    15,410.64x = 173,636,538.97
  5. Step 5: Solve for x
    x = 173,636,538.97/15,410.64
  6. Step 6: Final answer
    x = 11,267.32

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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.