Home / 42,602.20-63,859.54-19,244.92

Finding the Fourth Proportional to 42,602.20, 63,859.54 and 19,244.92

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Solution

The fourth proportional to 42,602.20, 63,859.54 and 19,244.92 is: 28,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,602.20 : 63,859.54 = 19,244.92 : x
  2. Step 2: Convert to fraction form
    42,602.20/63,859.54 = 19,244.92/x
  3. Step 3: Cross multiply
    42,602.20x = 63,859.54 × 19,244.92
  4. Step 4: Simplify right side
    42,602.20x = 1,228,971,738.54
  5. Step 5: Solve for x
    x = 1,228,971,738.54/42,602.20
  6. Step 6: Final answer
    x = 28,847.61

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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.