Home / 17,530.30-26,278.44-6,997.28

Finding the Fourth Proportional to 17,530.30, 26,278.44 and 6,997.28

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Solution

The fourth proportional to 17,530.30, 26,278.44 and 6,997.28 is: 10,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,530.30 : 26,278.44 = 6,997.28 : x
  2. Step 2: Convert to fraction form
    17,530.30/26,278.44 = 6,997.28/x
  3. Step 3: Cross multiply
    17,530.30x = 26,278.44 × 6,997.28
  4. Step 4: Simplify right side
    17,530.30x = 183,877,602.64
  5. Step 5: Solve for x
    x = 183,877,602.64/17,530.30
  6. Step 6: Final answer
    x = 10,489.13

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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.