Home / 34,726.08-47,921.96-18,810.50

Finding the Fourth Proportional to 34,726.08, 47,921.96 and 18,810.50

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Solution

The fourth proportional to 34,726.08, 47,921.96 and 18,810.50 is: 25,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,726.08 : 47,921.96 = 18,810.50 : x
  2. Step 2: Convert to fraction form
    34,726.08/47,921.96 = 18,810.50/x
  3. Step 3: Cross multiply
    34,726.08x = 47,921.96 × 18,810.50
  4. Step 4: Simplify right side
    34,726.08x = 901,436,028.58
  5. Step 5: Solve for x
    x = 901,436,028.58/34,726.08
  6. Step 6: Final answer
    x = 25,958.47

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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.