Home / 13,002.02-19,504.20-3,642.14

Finding the Fourth Proportional to 13,002.02, 19,504.20 and 3,642.14

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Solution

The fourth proportional to 13,002.02, 19,504.20 and 3,642.14 is: 5,463.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.02 : 19,504.20 = 3,642.14 : x
  2. Step 2: Convert to fraction form
    13,002.02/19,504.20 = 3,642.14/x
  3. Step 3: Cross multiply
    13,002.02x = 19,504.20 × 3,642.14
  4. Step 4: Simplify right side
    13,002.02x = 71,037,026.99
  5. Step 5: Solve for x
    x = 71,037,026.99/13,002.02
  6. Step 6: Final answer
    x = 5,463.54

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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.