Home / 26,657.87-36,787.86-14,721.23

Finding the Fourth Proportional to 26,657.87, 36,787.86 and 14,721.23

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Solution

The fourth proportional to 26,657.87, 36,787.86 and 14,721.23 is: 20,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.87 : 36,787.86 = 14,721.23 : x
  2. Step 2: Convert to fraction form
    26,657.87/36,787.86 = 14,721.23/x
  3. Step 3: Cross multiply
    26,657.87x = 36,787.86 × 14,721.23
  4. Step 4: Simplify right side
    26,657.87x = 541,562,548.27
  5. Step 5: Solve for x
    x = 541,562,548.27/26,657.87
  6. Step 6: Final answer
    x = 20,315.30

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1.5x scale

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.