Home / 42,292.80-63,439.11-17,328.33

Finding the Fourth Proportional to 42,292.80, 63,439.11 and 17,328.33

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Solution

The fourth proportional to 42,292.80, 63,439.11 and 17,328.33 is: 25,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,292.80 : 63,439.11 = 17,328.33 : x
  2. Step 2: Convert to fraction form
    42,292.80/63,439.11 = 17,328.33/x
  3. Step 3: Cross multiply
    42,292.80x = 63,439.11 × 17,328.33
  4. Step 4: Simplify right side
    42,292.80x = 1,099,293,832.99
  5. Step 5: Solve for x
    x = 1,099,293,832.99/42,292.80
  6. Step 6: Final answer
    x = 25,992.46

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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.