Home / 40,007.88-59,970.78-15,043.32

Finding the Fourth Proportional to 40,007.88, 59,970.78 and 15,043.32

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Solution

The fourth proportional to 40,007.88, 59,970.78 and 15,043.32 is: 22,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.88 : 59,970.78 = 15,043.32 : x
  2. Step 2: Convert to fraction form
    40,007.88/59,970.78 = 15,043.32/x
  3. Step 3: Cross multiply
    40,007.88x = 59,970.78 × 15,043.32
  4. Step 4: Simplify right side
    40,007.88x = 902,159,634.19
  5. Step 5: Solve for x
    x = 902,159,634.19/40,007.88
  6. Step 6: Final answer
    x = 22,549.55

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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.