Home / 30,256.16-45,352.96-11,531.17

Finding the Fourth Proportional to 30,256.16, 45,352.96 and 11,531.17

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Solution

The fourth proportional to 30,256.16, 45,352.96 and 11,531.17 is: 17,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.16 : 45,352.96 = 11,531.17 : x
  2. Step 2: Convert to fraction form
    30,256.16/45,352.96 = 11,531.17/x
  3. Step 3: Cross multiply
    30,256.16x = 45,352.96 × 11,531.17
  4. Step 4: Simplify right side
    30,256.16x = 522,972,465.00
  5. Step 5: Solve for x
    x = 522,972,465.00/30,256.16
  6. Step 6: Final answer
    x = 17,284.83

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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.