Home / 30,042.26-45,091.47-15,261.74

Finding the Fourth Proportional to 30,042.26, 45,091.47 and 15,261.74

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Solution

The fourth proportional to 30,042.26, 45,091.47 and 15,261.74 is: 22,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.26 : 45,091.47 = 15,261.74 : x
  2. Step 2: Convert to fraction form
    30,042.26/45,091.47 = 15,261.74/x
  3. Step 3: Cross multiply
    30,042.26x = 45,091.47 × 15,261.74
  4. Step 4: Simplify right side
    30,042.26x = 688,174,291.36
  5. Step 5: Solve for x
    x = 688,174,291.36/30,042.26
  6. Step 6: Final answer
    x = 22,906.87

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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.