Home / 38,997.61-58,496.37-12,702.31

Finding the Fourth Proportional to 38,997.61, 58,496.37 and 12,702.31

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Solution

The fourth proportional to 38,997.61, 58,496.37 and 12,702.31 is: 19,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.61 : 58,496.37 = 12,702.31 : x
  2. Step 2: Convert to fraction form
    38,997.61/58,496.37 = 12,702.31/x
  3. Step 3: Cross multiply
    38,997.61x = 58,496.37 × 12,702.31
  4. Step 4: Simplify right side
    38,997.61x = 743,039,025.61
  5. Step 5: Solve for x
    x = 743,039,025.61/38,997.61
  6. Step 6: Final answer
    x = 19,053.45

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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.