Home / 14,943.80-22,415.70-11,007.20

Finding the Fourth Proportional to 14,943.80, 22,415.70 and 11,007.20

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Solution

The fourth proportional to 14,943.80, 22,415.70 and 11,007.20 is: 16,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.80 : 22,415.70 = 11,007.20 : x
  2. Step 2: Convert to fraction form
    14,943.80/22,415.70 = 11,007.20/x
  3. Step 3: Cross multiply
    14,943.80x = 22,415.70 × 11,007.20
  4. Step 4: Simplify right side
    14,943.80x = 246,734,093.04
  5. Step 5: Solve for x
    x = 246,734,093.04/14,943.80
  6. Step 6: Final answer
    x = 16,510.80

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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.