Home / 14,342.06-19,792.48-8,677.85

Finding the Fourth Proportional to 14,342.06, 19,792.48 and 8,677.85

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Solution

The fourth proportional to 14,342.06, 19,792.48 and 8,677.85 is: 11,975.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.06 : 19,792.48 = 8,677.85 : x
  2. Step 2: Convert to fraction form
    14,342.06/19,792.48 = 8,677.85/x
  3. Step 3: Cross multiply
    14,342.06x = 19,792.48 × 8,677.85
  4. Step 4: Simplify right side
    14,342.06x = 171,756,051.91
  5. Step 5: Solve for x
    x = 171,756,051.91/14,342.06
  6. Step 6: Final answer
    x = 11,975.69

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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.