Home / 13,522.60-20,291.54-7,282.48

Finding the Fourth Proportional to 13,522.60, 20,291.54 and 7,282.48

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Solution

The fourth proportional to 13,522.60, 20,291.54 and 7,282.48 is: 10,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.60 : 20,291.54 = 7,282.48 : x
  2. Step 2: Convert to fraction form
    13,522.60/20,291.54 = 7,282.48/x
  3. Step 3: Cross multiply
    13,522.60x = 20,291.54 × 7,282.48
  4. Step 4: Simplify right side
    13,522.60x = 147,772,697.81
  5. Step 5: Solve for x
    x = 147,772,697.81/13,522.60
  6. Step 6: Final answer
    x = 10,927.83

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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.