Home / 14,444.85-19,933.91-8,071.45

Finding the Fourth Proportional to 14,444.85, 19,933.91 and 8,071.45

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Solution

The fourth proportional to 14,444.85, 19,933.91 and 8,071.45 is: 11,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.85 : 19,933.91 = 8,071.45 : x
  2. Step 2: Convert to fraction form
    14,444.85/19,933.91 = 8,071.45/x
  3. Step 3: Cross multiply
    14,444.85x = 19,933.91 × 8,071.45
  4. Step 4: Simplify right side
    14,444.85x = 160,895,557.87
  5. Step 5: Solve for x
    x = 160,895,557.87/14,444.85
  6. Step 6: Final answer
    x = 11,138.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.