Home / 38,019.71-56,990.00-14,311.01

Finding the Fourth Proportional to 38,019.71, 56,990.00 and 14,311.01

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Solution

The fourth proportional to 38,019.71, 56,990.00 and 14,311.01 is: 21,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,019.71 : 56,990.00 = 14,311.01 : x
  2. Step 2: Convert to fraction form
    38,019.71/56,990.00 = 14,311.01/x
  3. Step 3: Cross multiply
    38,019.71x = 56,990.00 × 14,311.01
  4. Step 4: Simplify right side
    38,019.71x = 815,584,638.15
  5. Step 5: Solve for x
    x = 815,584,638.15/38,019.71
  6. Step 6: Final answer
    x = 21,451.63

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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.