Home / 14,236.50-21,328.02-13,162.44

Finding the Fourth Proportional to 14,236.50, 21,328.02 and 13,162.44

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Solution

The fourth proportional to 14,236.50, 21,328.02 and 13,162.44 is: 19,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.50 : 21,328.02 = 13,162.44 : x
  2. Step 2: Convert to fraction form
    14,236.50/21,328.02 = 13,162.44/x
  3. Step 3: Cross multiply
    14,236.50x = 21,328.02 × 13,162.44
  4. Step 4: Simplify right side
    14,236.50x = 280,728,783.57
  5. Step 5: Solve for x
    x = 280,728,783.57/14,236.50
  6. Step 6: Final answer
    x = 19,718.95

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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.