Home / 26,436.86-36,470.30-15,824.45

Finding the Fourth Proportional to 26,436.86, 36,470.30 and 15,824.45

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Solution

The fourth proportional to 26,436.86, 36,470.30 and 15,824.45 is: 21,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.86 : 36,470.30 = 15,824.45 : x
  2. Step 2: Convert to fraction form
    26,436.86/36,470.30 = 15,824.45/x
  3. Step 3: Cross multiply
    26,436.86x = 36,470.30 × 15,824.45
  4. Step 4: Simplify right side
    26,436.86x = 577,122,177.36
  5. Step 5: Solve for x
    x = 577,122,177.36/26,436.86
  6. Step 6: Final answer
    x = 21,830.21

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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.