Home / 14,789.90-22,141.65-13,234.70

Finding the Fourth Proportional to 14,789.90, 22,141.65 and 13,234.70

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Solution

The fourth proportional to 14,789.90, 22,141.65 and 13,234.70 is: 19,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.90 : 22,141.65 = 13,234.70 : x
  2. Step 2: Convert to fraction form
    14,789.90/22,141.65 = 13,234.70/x
  3. Step 3: Cross multiply
    14,789.90x = 22,141.65 × 13,234.70
  4. Step 4: Simplify right side
    14,789.90x = 293,038,095.26
  5. Step 5: Solve for x
    x = 293,038,095.26/14,789.90
  6. Step 6: Final answer
    x = 19,813.39

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1.5x scale

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.