Home / 52,231.77-78,337.64-14,782.80

Finding the Fourth Proportional to 52,231.77, 78,337.64 and 14,782.80

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Solution

The fourth proportional to 52,231.77, 78,337.64 and 14,782.80 is: 22,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.77 : 78,337.64 = 14,782.80 : x
  2. Step 2: Convert to fraction form
    52,231.77/78,337.64 = 14,782.80/x
  3. Step 3: Cross multiply
    52,231.77x = 78,337.64 × 14,782.80
  4. Step 4: Simplify right side
    52,231.77x = 1,158,049,590.68
  5. Step 5: Solve for x
    x = 1,158,049,590.68/52,231.77
  6. Step 6: Final answer
    x = 22,171.36

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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.