Home / 30,890.07-46,335.11-7,516.31

Finding the Fourth Proportional to 30,890.07, 46,335.11 and 7,516.31

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Solution

The fourth proportional to 30,890.07, 46,335.11 and 7,516.31 is: 11,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,890.07 : 46,335.11 = 7,516.31 : x
  2. Step 2: Convert to fraction form
    30,890.07/46,335.11 = 7,516.31/x
  3. Step 3: Cross multiply
    30,890.07x = 46,335.11 × 7,516.31
  4. Step 4: Simplify right side
    30,890.07x = 348,268,781.39
  5. Step 5: Solve for x
    x = 348,268,781.39/30,890.07
  6. Step 6: Final answer
    x = 11,274.46

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Similar ratio
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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.