Home / 26,621.32-36,737.62-14,685

Finding the Fourth Proportional to 26,621.32, 36,737.62 and 14,685

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Solution

The fourth proportional to 26,621.32, 36,737.62 and 14,685 is: 20,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.32 : 36,737.62 = 14,685 : x
  2. Step 2: Convert to fraction form
    26,621.32/36,737.62 = 14,685/x
  3. Step 3: Cross multiply
    26,621.32x = 36,737.62 × 14,685
  4. Step 4: Simplify right side
    26,621.32x = 539,491,949.70
  5. Step 5: Solve for x
    x = 539,491,949.70/26,621.32
  6. Step 6: Final answer
    x = 20,265.41

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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.