Home / 52,644.06-72,646.62-28,771.56

Finding the Fourth Proportional to 52,644.06, 72,646.62 and 28,771.56

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Solution

The fourth proportional to 52,644.06, 72,646.62 and 28,771.56 is: 39,703.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,644.06 : 72,646.62 = 28,771.56 : x
  2. Step 2: Convert to fraction form
    52,644.06/72,646.62 = 28,771.56/x
  3. Step 3: Cross multiply
    52,644.06x = 72,646.62 × 28,771.56
  4. Step 4: Simplify right side
    52,644.06x = 2,090,156,586.13
  5. Step 5: Solve for x
    x = 2,090,156,586.13/52,644.06
  6. Step 6: Final answer
    x = 39,703.56

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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.