Home / 30,262.01-45,397.26-8,076.11

Finding the Fourth Proportional to 30,262.01, 45,397.26 and 8,076.11

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Solution

The fourth proportional to 30,262.01, 45,397.26 and 8,076.11 is: 12,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.01 : 45,397.26 = 8,076.11 : x
  2. Step 2: Convert to fraction form
    30,262.01/45,397.26 = 8,076.11/x
  3. Step 3: Cross multiply
    30,262.01x = 45,397.26 × 8,076.11
  4. Step 4: Simplify right side
    30,262.01x = 366,633,038.47
  5. Step 5: Solve for x
    x = 366,633,038.47/30,262.01
  6. Step 6: Final answer
    x = 12,115.29

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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.