Home / 42,188.56-63,288.90-14,100.22

Finding the Fourth Proportional to 42,188.56, 63,288.90 and 14,100.22

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Solution

The fourth proportional to 42,188.56, 63,288.90 and 14,100.22 is: 21,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.56 : 63,288.90 = 14,100.22 : x
  2. Step 2: Convert to fraction form
    42,188.56/63,288.90 = 14,100.22/x
  3. Step 3: Cross multiply
    42,188.56x = 63,288.90 × 14,100.22
  4. Step 4: Simplify right side
    42,188.56x = 892,387,413.56
  5. Step 5: Solve for x
    x = 892,387,413.56/42,188.56
  6. Step 6: Final answer
    x = 21,152.36

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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.