Home / 13,394.07-20,088.82-3,533.45

Finding the Fourth Proportional to 13,394.07, 20,088.82 and 3,533.45

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Solution

The fourth proportional to 13,394.07, 20,088.82 and 3,533.45 is: 5,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.07 : 20,088.82 = 3,533.45 : x
  2. Step 2: Convert to fraction form
    13,394.07/20,088.82 = 3,533.45/x
  3. Step 3: Cross multiply
    13,394.07x = 20,088.82 × 3,533.45
  4. Step 4: Simplify right side
    13,394.07x = 70,982,841.03
  5. Step 5: Solve for x
    x = 70,982,841.03/13,394.07
  6. Step 6: Final answer
    x = 5,299.57

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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.