Home / 13,132.68-19,699.42-4,368.48

Finding the Fourth Proportional to 13,132.68, 19,699.42 and 4,368.48

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Solution

The fourth proportional to 13,132.68, 19,699.42 and 4,368.48 is: 6,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.68 : 19,699.42 = 4,368.48 : x
  2. Step 2: Convert to fraction form
    13,132.68/19,699.42 = 4,368.48/x
  3. Step 3: Cross multiply
    13,132.68x = 19,699.42 × 4,368.48
  4. Step 4: Simplify right side
    13,132.68x = 86,056,522.28
  5. Step 5: Solve for x
    x = 86,056,522.28/13,132.68
  6. Step 6: Final answer
    x = 6,552.85

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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.