Home / 36,888.02-50,901.93-20,971.58

Finding the Fourth Proportional to 36,888.02, 50,901.93 and 20,971.58

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Solution

The fourth proportional to 36,888.02, 50,901.93 and 20,971.58 is: 28,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.02 : 50,901.93 = 20,971.58 : x
  2. Step 2: Convert to fraction form
    36,888.02/50,901.93 = 20,971.58/x
  3. Step 3: Cross multiply
    36,888.02x = 50,901.93 × 20,971.58
  4. Step 4: Simplify right side
    36,888.02x = 1,067,493,897.15
  5. Step 5: Solve for x
    x = 1,067,493,897.15/36,888.02
  6. Step 6: Final answer
    x = 28,938.77

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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.