Home / 14,815.10-22,180.74-11,838.05

Finding the Fourth Proportional to 14,815.10, 22,180.74 and 11,838.05

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Solution

The fourth proportional to 14,815.10, 22,180.74 and 11,838.05 is: 17,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.10 : 22,180.74 = 11,838.05 : x
  2. Step 2: Convert to fraction form
    14,815.10/22,180.74 = 11,838.05/x
  3. Step 3: Cross multiply
    14,815.10x = 22,180.74 × 11,838.05
  4. Step 4: Simplify right side
    14,815.10x = 262,576,637.04
  5. Step 5: Solve for x
    x = 262,576,637.04/14,815.10
  6. Step 6: Final answer
    x = 17,723.58

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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.