Home / 52,739.64-72,777.62-28,866.76

Finding the Fourth Proportional to 52,739.64, 72,777.62 and 28,866.76

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Solution

The fourth proportional to 52,739.64, 72,777.62 and 28,866.76 is: 39,834.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,739.64 : 72,777.62 = 28,866.76 : x
  2. Step 2: Convert to fraction form
    52,739.64/72,777.62 = 28,866.76/x
  3. Step 3: Cross multiply
    52,739.64x = 72,777.62 × 28,866.76
  4. Step 4: Simplify right side
    52,739.64x = 2,100,854,089.91
  5. Step 5: Solve for x
    x = 2,100,854,089.91/52,739.64
  6. Step 6: Final answer
    x = 39,834.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.