Home / 13,036.90-19,552.33-7,773.39

Finding the Fourth Proportional to 13,036.90, 19,552.33 and 7,773.39

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Solution

The fourth proportional to 13,036.90, 19,552.33 and 7,773.39 is: 11,658.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.90 : 19,552.33 = 7,773.39 : x
  2. Step 2: Convert to fraction form
    13,036.90/19,552.33 = 7,773.39/x
  3. Step 3: Cross multiply
    13,036.90x = 19,552.33 × 7,773.39
  4. Step 4: Simplify right side
    13,036.90x = 151,987,886.50
  5. Step 5: Solve for x
    x = 151,987,886.50/13,036.90
  6. Step 6: Final answer
    x = 11,658.28

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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.