Home / 30,316.46-45,472.56-11,337.48

Finding the Fourth Proportional to 30,316.46, 45,472.56 and 11,337.48

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Solution

The fourth proportional to 30,316.46, 45,472.56 and 11,337.48 is: 17,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.46 : 45,472.56 = 11,337.48 : x
  2. Step 2: Convert to fraction form
    30,316.46/45,472.56 = 11,337.48/x
  3. Step 3: Cross multiply
    30,316.46x = 45,472.56 × 11,337.48
  4. Step 4: Simplify right side
    30,316.46x = 515,544,111.54
  5. Step 5: Solve for x
    x = 515,544,111.54/30,316.46
  6. Step 6: Final answer
    x = 17,005.42

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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.