Home / 13,393.29-20,088.23-3,533.31

Finding the Fourth Proportional to 13,393.29, 20,088.23 and 3,533.31

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Solution

The fourth proportional to 13,393.29, 20,088.23 and 3,533.31 is: 5,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.29 : 20,088.23 = 3,533.31 : x
  2. Step 2: Convert to fraction form
    13,393.29/20,088.23 = 3,533.31/x
  3. Step 3: Cross multiply
    13,393.29x = 20,088.23 × 3,533.31
  4. Step 4: Simplify right side
    13,393.29x = 70,977,926.27
  5. Step 5: Solve for x
    x = 70,977,926.27/13,393.29
  6. Step 6: Final answer
    x = 5,299.51

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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.