Home / 36,897.12-50,922.54-20,985.48

Finding the Fourth Proportional to 36,897.12, 50,922.54 and 20,985.48

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Solution

The fourth proportional to 36,897.12, 50,922.54 and 20,985.48 is: 28,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,897.12 : 50,922.54 = 20,985.48 : x
  2. Step 2: Convert to fraction form
    36,897.12/50,922.54 = 20,985.48/x
  3. Step 3: Cross multiply
    36,897.12x = 50,922.54 × 20,985.48
  4. Step 4: Simplify right side
    36,897.12x = 1,068,633,944.72
  5. Step 5: Solve for x
    x = 1,068,633,944.72/36,897.12
  6. Step 6: Final answer
    x = 28,962.53

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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.