Home / 29,345.39-40,496.64-15,916.64

Finding the Fourth Proportional to 29,345.39, 40,496.64 and 15,916.64

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Solution

The fourth proportional to 29,345.39, 40,496.64 and 15,916.64 is: 21,964.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.39 : 40,496.64 = 15,916.64 : x
  2. Step 2: Convert to fraction form
    29,345.39/40,496.64 = 15,916.64/x
  3. Step 3: Cross multiply
    29,345.39x = 40,496.64 × 15,916.64
  4. Step 4: Simplify right side
    29,345.39x = 644,570,237.61
  5. Step 5: Solve for x
    x = 644,570,237.61/29,345.39
  6. Step 6: Final answer
    x = 21,964.96

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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.