Home / 25,119.92-34,671.66-14,515.76

Finding the Fourth Proportional to 25,119.92, 34,671.66 and 14,515.76

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Solution

The fourth proportional to 25,119.92, 34,671.66 and 14,515.76 is: 20,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.92 : 34,671.66 = 14,515.76 : x
  2. Step 2: Convert to fraction form
    25,119.92/34,671.66 = 14,515.76/x
  3. Step 3: Cross multiply
    25,119.92x = 34,671.66 × 14,515.76
  4. Step 4: Simplify right side
    25,119.92x = 503,285,495.36
  5. Step 5: Solve for x
    x = 503,285,495.36/25,119.92
  6. Step 6: Final answer
    x = 20,035.31

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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.