Home / 13,802.20-20,706.36-5,037.10

Finding the Fourth Proportional to 13,802.20, 20,706.36 and 5,037.10

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Solution

The fourth proportional to 13,802.20, 20,706.36 and 5,037.10 is: 7,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.20 : 20,706.36 = 5,037.10 : x
  2. Step 2: Convert to fraction form
    13,802.20/20,706.36 = 5,037.10/x
  3. Step 3: Cross multiply
    13,802.20x = 20,706.36 × 5,037.10
  4. Step 4: Simplify right side
    13,802.20x = 104,300,005.96
  5. Step 5: Solve for x
    x = 104,300,005.96/13,802.20
  6. Step 6: Final answer
    x = 7,556.77

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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.