Home / 14,628.80-21,943.10-5,863.59

Finding the Fourth Proportional to 14,628.80, 21,943.10 and 5,863.59

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Solution

The fourth proportional to 14,628.80, 21,943.10 and 5,863.59 is: 8,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.80 : 21,943.10 = 5,863.59 : x
  2. Step 2: Convert to fraction form
    14,628.80/21,943.10 = 5,863.59/x
  3. Step 3: Cross multiply
    14,628.80x = 21,943.10 × 5,863.59
  4. Step 4: Simplify right side
    14,628.80x = 128,665,356.39
  5. Step 5: Solve for x
    x = 128,665,356.39/14,628.80
  6. Step 6: Final answer
    x = 8,795.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.