Home / 30,614.15-42,245.21-17,182.83

Finding the Fourth Proportional to 30,614.15, 42,245.21 and 17,182.83

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Solution

The fourth proportional to 30,614.15, 42,245.21 and 17,182.83 is: 23,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,614.15 : 42,245.21 = 17,182.83 : x
  2. Step 2: Convert to fraction form
    30,614.15/42,245.21 = 17,182.83/x
  3. Step 3: Cross multiply
    30,614.15x = 42,245.21 × 17,182.83
  4. Step 4: Simplify right side
    30,614.15x = 725,892,463.12
  5. Step 5: Solve for x
    x = 725,892,463.12/30,614.15
  6. Step 6: Final answer
    x = 23,711.01

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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.