Home / 15,579.54-23,352.52-7,557.32

Finding the Fourth Proportional to 15,579.54, 23,352.52 and 7,557.32

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Solution

The fourth proportional to 15,579.54, 23,352.52 and 7,557.32 is: 11,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.54 : 23,352.52 = 7,557.32 : x
  2. Step 2: Convert to fraction form
    15,579.54/23,352.52 = 7,557.32/x
  3. Step 3: Cross multiply
    15,579.54x = 23,352.52 × 7,557.32
  4. Step 4: Simplify right side
    15,579.54x = 176,482,428.66
  5. Step 5: Solve for x
    x = 176,482,428.66/15,579.54
  6. Step 6: Final answer
    x = 11,327.83

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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.