Home / 18,053.15-27,069.80-5,569.76

Finding the Fourth Proportional to 18,053.15, 27,069.80 and 5,569.76

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Solution

The fourth proportional to 18,053.15, 27,069.80 and 5,569.76 is: 8,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.15 : 27,069.80 = 5,569.76 : x
  2. Step 2: Convert to fraction form
    18,053.15/27,069.80 = 5,569.76/x
  3. Step 3: Cross multiply
    18,053.15x = 27,069.80 × 5,569.76
  4. Step 4: Simplify right side
    18,053.15x = 150,772,329.07
  5. Step 5: Solve for x
    x = 150,772,329.07/18,053.15
  6. Step 6: Final answer
    x = 8,351.58

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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.