Home / 30,440.23-42,019.94-26,174.16

Finding the Fourth Proportional to 30,440.23, 42,019.94 and 26,174.16

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Solution

The fourth proportional to 30,440.23, 42,019.94 and 26,174.16 is: 36,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440.23 : 42,019.94 = 26,174.16 : x
  2. Step 2: Convert to fraction form
    30,440.23/42,019.94 = 26,174.16/x
  3. Step 3: Cross multiply
    30,440.23x = 42,019.94 × 26,174.16
  4. Step 4: Simplify right side
    30,440.23x = 1,099,836,632.75
  5. Step 5: Solve for x
    x = 1,099,836,632.75/30,440.23
  6. Step 6: Final answer
    x = 36,131.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.