Home / 18,045.36-27,064.32-6,948.24

Finding the Fourth Proportional to 18,045.36, 27,064.32 and 6,948.24

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Solution

The fourth proportional to 18,045.36, 27,064.32 and 6,948.24 is: 10,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.36 : 27,064.32 = 6,948.24 : x
  2. Step 2: Convert to fraction form
    18,045.36/27,064.32 = 6,948.24/x
  3. Step 3: Cross multiply
    18,045.36x = 27,064.32 × 6,948.24
  4. Step 4: Simplify right side
    18,045.36x = 188,049,390.80
  5. Step 5: Solve for x
    x = 188,049,390.80/18,045.36
  6. Step 6: Final answer
    x = 10,420.93

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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.