Home / 30,904.48-46,357.20-7,531.36

Finding the Fourth Proportional to 30,904.48, 46,357.20 and 7,531.36

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Solution

The fourth proportional to 30,904.48, 46,357.20 and 7,531.36 is: 11,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,904.48 : 46,357.20 = 7,531.36 : x
  2. Step 2: Convert to fraction form
    30,904.48/46,357.20 = 7,531.36/x
  3. Step 3: Cross multiply
    30,904.48x = 46,357.20 × 7,531.36
  4. Step 4: Simplify right side
    30,904.48x = 349,132,761.79
  5. Step 5: Solve for x
    x = 349,132,761.79/30,904.48
  6. Step 6: Final answer
    x = 11,297.16

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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.