Home / 52,709.28-79,063.46-21,522.64

Finding the Fourth Proportional to 52,709.28, 79,063.46 and 21,522.64

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Solution

The fourth proportional to 52,709.28, 79,063.46 and 21,522.64 is: 32,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,709.28 : 79,063.46 = 21,522.64 : x
  2. Step 2: Convert to fraction form
    52,709.28/79,063.46 = 21,522.64/x
  3. Step 3: Cross multiply
    52,709.28x = 79,063.46 × 21,522.64
  4. Step 4: Simplify right side
    52,709.28x = 1,701,654,386.73
  5. Step 5: Solve for x
    x = 1,701,654,386.73/52,709.28
  6. Step 6: Final answer
    x = 32,283.77

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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.