Home / 14,384.20-19,850.48-8,718.76

Finding the Fourth Proportional to 14,384.20, 19,850.48 and 8,718.76

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Solution

The fourth proportional to 14,384.20, 19,850.48 and 8,718.76 is: 12,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.20 : 19,850.48 = 8,718.76 : x
  2. Step 2: Convert to fraction form
    14,384.20/19,850.48 = 8,718.76/x
  3. Step 3: Cross multiply
    14,384.20x = 19,850.48 × 8,718.76
  4. Step 4: Simplify right side
    14,384.20x = 173,071,571.00
  5. Step 5: Solve for x
    x = 173,071,571.00/14,384.20
  6. Step 6: Final answer
    x = 12,032.06

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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.