Home / 13,333.62-20,005.28-7,094.18

Finding the Fourth Proportional to 13,333.62, 20,005.28 and 7,094.18

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Solution

The fourth proportional to 13,333.62, 20,005.28 and 7,094.18 is: 10,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.62 : 20,005.28 = 7,094.18 : x
  2. Step 2: Convert to fraction form
    13,333.62/20,005.28 = 7,094.18/x
  3. Step 3: Cross multiply
    13,333.62x = 20,005.28 × 7,094.18
  4. Step 4: Simplify right side
    13,333.62x = 141,921,057.27
  5. Step 5: Solve for x
    x = 141,921,057.27/13,333.62
  6. Step 6: Final answer
    x = 10,643.85

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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.