Home / 13,394.08-20,088.82-3,533.46

Finding the Fourth Proportional to 13,394.08, 20,088.82 and 3,533.46

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Solution

The fourth proportional to 13,394.08, 20,088.82 and 3,533.46 is: 5,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.08 : 20,088.82 = 3,533.46 : x
  2. Step 2: Convert to fraction form
    13,394.08/20,088.82 = 3,533.46/x
  3. Step 3: Cross multiply
    13,394.08x = 20,088.82 × 3,533.46
  4. Step 4: Simplify right side
    13,394.08x = 70,983,041.92
  5. Step 5: Solve for x
    x = 70,983,041.92/13,394.08
  6. Step 6: Final answer
    x = 5,299.58

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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.