Home / 14,429.66-19,911.98-8,056.85

Finding the Fourth Proportional to 14,429.66, 19,911.98 and 8,056.85

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Solution

The fourth proportional to 14,429.66, 19,911.98 and 8,056.85 is: 11,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.66 : 19,911.98 = 8,056.85 : x
  2. Step 2: Convert to fraction form
    14,429.66/19,911.98 = 8,056.85/x
  3. Step 3: Cross multiply
    14,429.66x = 19,911.98 × 8,056.85
  4. Step 4: Simplify right side
    14,429.66x = 160,427,756.65
  5. Step 5: Solve for x
    x = 160,427,756.65/14,429.66
  6. Step 6: Final answer
    x = 11,117.92

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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.