Home / 13,343.06-20,014.95-3,482.12

Finding the Fourth Proportional to 13,343.06, 20,014.95 and 3,482.12

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Solution

The fourth proportional to 13,343.06, 20,014.95 and 3,482.12 is: 5,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343.06 : 20,014.95 = 3,482.12 : x
  2. Step 2: Convert to fraction form
    13,343.06/20,014.95 = 3,482.12/x
  3. Step 3: Cross multiply
    13,343.06x = 20,014.95 × 3,482.12
  4. Step 4: Simplify right side
    13,343.06x = 69,694,457.69
  5. Step 5: Solve for x
    x = 69,694,457.69/13,343.06
  6. Step 6: Final answer
    x = 5,223.27

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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.