Home / 52,015.28-78,014.82-16,954.70

Finding the Fourth Proportional to 52,015.28, 78,014.82 and 16,954.70

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Solution

The fourth proportional to 52,015.28, 78,014.82 and 16,954.70 is: 25,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,015.28 : 78,014.82 = 16,954.70 : x
  2. Step 2: Convert to fraction form
    52,015.28/78,014.82 = 16,954.70/x
  3. Step 3: Cross multiply
    52,015.28x = 78,014.82 × 16,954.70
  4. Step 4: Simplify right side
    52,015.28x = 1,322,717,868.65
  5. Step 5: Solve for x
    x = 1,322,717,868.65/52,015.28
  6. Step 6: Final answer
    x = 25,429.41

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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.