Home / 34,342.20-51,416.10-30,454.20

Finding the Fourth Proportional to 34,342.20, 51,416.10 and 30,454.20

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Solution

The fourth proportional to 34,342.20, 51,416.10 and 30,454.20 is: 45,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,342.20 : 51,416.10 = 30,454.20 : x
  2. Step 2: Convert to fraction form
    34,342.20/51,416.10 = 30,454.20/x
  3. Step 3: Cross multiply
    34,342.20x = 51,416.10 × 30,454.20
  4. Step 4: Simplify right side
    34,342.20x = 1,565,836,192.62
  5. Step 5: Solve for x
    x = 1,565,836,192.62/34,342.20
  6. Step 6: Final answer
    x = 45,595.10

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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.