Home / 14,768.10-22,146.72-5,405.04

Finding the Fourth Proportional to 14,768.10, 22,146.72 and 5,405.04

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Solution

The fourth proportional to 14,768.10, 22,146.72 and 5,405.04 is: 8,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.10 : 22,146.72 = 5,405.04 : x
  2. Step 2: Convert to fraction form
    14,768.10/22,146.72 = 5,405.04/x
  3. Step 3: Cross multiply
    14,768.10x = 22,146.72 × 5,405.04
  4. Step 4: Simplify right side
    14,768.10x = 119,703,907.47
  5. Step 5: Solve for x
    x = 119,703,907.47/14,768.10
  6. Step 6: Final answer
    x = 8,105.57

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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.