Home / 13,927.43-20,888.91-4,064.40

Finding the Fourth Proportional to 13,927.43, 20,888.91 and 4,064.40

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Solution

The fourth proportional to 13,927.43, 20,888.91 and 4,064.40 is: 6,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.43 : 20,888.91 = 4,064.40 : x
  2. Step 2: Convert to fraction form
    13,927.43/20,888.91 = 4,064.40/x
  3. Step 3: Cross multiply
    13,927.43x = 20,888.91 × 4,064.40
  4. Step 4: Simplify right side
    13,927.43x = 84,900,885.80
  5. Step 5: Solve for x
    x = 84,900,885.80/13,927.43
  6. Step 6: Final answer
    x = 6,095.95

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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.