Home / 22,929.90-34,362.45-14,138.70

Finding the Fourth Proportional to 22,929.90, 34,362.45 and 14,138.70

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Solution

The fourth proportional to 22,929.90, 34,362.45 and 14,138.70 is: 21,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.90 : 34,362.45 = 14,138.70 : x
  2. Step 2: Convert to fraction form
    22,929.90/34,362.45 = 14,138.70/x
  3. Step 3: Cross multiply
    22,929.90x = 34,362.45 × 14,138.70
  4. Step 4: Simplify right side
    22,929.90x = 485,840,371.82
  5. Step 5: Solve for x
    x = 485,840,371.82/22,929.90
  6. Step 6: Final answer
    x = 21,188.07

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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.