Home / 15,417.44-23,112-5,554.32

Finding the Fourth Proportional to 15,417.44, 23,112 and 5,554.32

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Solution

The fourth proportional to 15,417.44, 23,112 and 5,554.32 is: 8,326.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.44 : 23,112 = 5,554.32 : x
  2. Step 2: Convert to fraction form
    15,417.44/23,112 = 5,554.32/x
  3. Step 3: Cross multiply
    15,417.44x = 23,112 × 5,554.32
  4. Step 4: Simplify right side
    15,417.44x = 128,371,443.84
  5. Step 5: Solve for x
    x = 128,371,443.84/15,417.44
  6. Step 6: Final answer
    x = 8,326.38

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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.