Home / 16,365.71-22,557.74-11,579.55

Finding the Fourth Proportional to 16,365.71, 22,557.74 and 11,579.55

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Solution

The fourth proportional to 16,365.71, 22,557.74 and 11,579.55 is: 15,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,365.71 : 22,557.74 = 11,579.55 : x
  2. Step 2: Convert to fraction form
    16,365.71/22,557.74 = 11,579.55/x
  3. Step 3: Cross multiply
    16,365.71x = 22,557.74 × 11,579.55
  4. Step 4: Simplify right side
    16,365.71x = 261,208,420.32
  5. Step 5: Solve for x
    x = 261,208,420.32/16,365.71
  6. Step 6: Final answer
    x = 15,960.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.