Home / 13,529.04-20,284.02-5,202.06

Finding the Fourth Proportional to 13,529.04, 20,284.02 and 5,202.06

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Solution

The fourth proportional to 13,529.04, 20,284.02 and 5,202.06 is: 7,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.04 : 20,284.02 = 5,202.06 : x
  2. Step 2: Convert to fraction form
    13,529.04/20,284.02 = 5,202.06/x
  3. Step 3: Cross multiply
    13,529.04x = 20,284.02 × 5,202.06
  4. Step 4: Simplify right side
    13,529.04x = 105,518,689.08
  5. Step 5: Solve for x
    x = 105,518,689.08/13,529.04
  6. Step 6: Final answer
    x = 7,799.42

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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.