Home / 14,725.77-20,314.41-8,753.21

Finding the Fourth Proportional to 14,725.77, 20,314.41 and 8,753.21

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Solution

The fourth proportional to 14,725.77, 20,314.41 and 8,753.21 is: 12,075.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.77 : 20,314.41 = 8,753.21 : x
  2. Step 2: Convert to fraction form
    14,725.77/20,314.41 = 8,753.21/x
  3. Step 3: Cross multiply
    14,725.77x = 20,314.41 × 8,753.21
  4. Step 4: Simplify right side
    14,725.77x = 177,816,195.18
  5. Step 5: Solve for x
    x = 177,816,195.18/14,725.77
  6. Step 6: Final answer
    x = 12,075.17

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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.