Home / 17,653.59-26,459.51-7,772.22

Finding the Fourth Proportional to 17,653.59, 26,459.51 and 7,772.22

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Solution

The fourth proportional to 17,653.59, 26,459.51 and 7,772.22 is: 11,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653.59 : 26,459.51 = 7,772.22 : x
  2. Step 2: Convert to fraction form
    17,653.59/26,459.51 = 7,772.22/x
  3. Step 3: Cross multiply
    17,653.59x = 26,459.51 × 7,772.22
  4. Step 4: Simplify right side
    17,653.59x = 205,649,093.95
  5. Step 5: Solve for x
    x = 205,649,093.95/17,653.59
  6. Step 6: Final answer
    x = 11,649.14

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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.