Home / 52,911.35-79,369.46-13,468.80

Finding the Fourth Proportional to 52,911.35, 79,369.46 and 13,468.80

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Solution

The fourth proportional to 52,911.35, 79,369.46 and 13,468.80 is: 20,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,911.35 : 79,369.46 = 13,468.80 : x
  2. Step 2: Convert to fraction form
    52,911.35/79,369.46 = 13,468.80/x
  3. Step 3: Cross multiply
    52,911.35x = 79,369.46 × 13,468.80
  4. Step 4: Simplify right side
    52,911.35x = 1,069,011,315.50
  5. Step 5: Solve for x
    x = 1,069,011,315.50/52,911.35
  6. Step 6: Final answer
    x = 20,203.82

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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.