Home / 19,531.66-29,297.52-4,740.52

Finding the Fourth Proportional to 19,531.66, 29,297.52 and 4,740.52

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Solution

The fourth proportional to 19,531.66, 29,297.52 and 4,740.52 is: 7,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.66 : 29,297.52 = 4,740.52 : x
  2. Step 2: Convert to fraction form
    19,531.66/29,297.52 = 4,740.52/x
  3. Step 3: Cross multiply
    19,531.66x = 29,297.52 × 4,740.52
  4. Step 4: Simplify right side
    19,531.66x = 138,885,479.51
  5. Step 5: Solve for x
    x = 138,885,479.51/19,531.66
  6. Step 6: Final answer
    x = 7,110.79

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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.