Home / 52,239.14-72,090.28-28,365.80

Finding the Fourth Proportional to 52,239.14, 72,090.28 and 28,365.80

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Solution

The fourth proportional to 52,239.14, 72,090.28 and 28,365.80 is: 39,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.14 : 72,090.28 = 28,365.80 : x
  2. Step 2: Convert to fraction form
    52,239.14/72,090.28 = 28,365.80/x
  3. Step 3: Cross multiply
    52,239.14x = 72,090.28 × 28,365.80
  4. Step 4: Simplify right side
    52,239.14x = 2,044,898,464.42
  5. Step 5: Solve for x
    x = 2,044,898,464.42/52,239.14
  6. Step 6: Final answer
    x = 39,144.95

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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.