Home / 13,132.84-19,697.42-5,339.80

Finding the Fourth Proportional to 13,132.84, 19,697.42 and 5,339.80

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Solution

The fourth proportional to 13,132.84, 19,697.42 and 5,339.80 is: 8,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.84 : 19,697.42 = 5,339.80 : x
  2. Step 2: Convert to fraction form
    13,132.84/19,697.42 = 5,339.80/x
  3. Step 3: Cross multiply
    13,132.84x = 19,697.42 × 5,339.80
  4. Step 4: Simplify right side
    13,132.84x = 105,180,283.32
  5. Step 5: Solve for x
    x = 105,180,283.32/13,132.84
  6. Step 6: Final answer
    x = 8,008.95

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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.