Home / 40,876.08-56,414-22,971.84

Finding the Fourth Proportional to 40,876.08, 56,414 and 22,971.84

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Solution

The fourth proportional to 40,876.08, 56,414 and 22,971.84 is: 31,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876.08 : 56,414 = 22,971.84 : x
  2. Step 2: Convert to fraction form
    40,876.08/56,414 = 22,971.84/x
  3. Step 3: Cross multiply
    40,876.08x = 56,414 × 22,971.84
  4. Step 4: Simplify right side
    40,876.08x = 1,295,933,381.76
  5. Step 5: Solve for x
    x = 1,295,933,381.76/40,876.08
  6. Step 6: Final answer
    x = 31,703.95

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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.