Home / 37,036-51,110.76-20,270.08

Finding the Fourth Proportional to 37,036, 51,110.76 and 20,270.08

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Solution

The fourth proportional to 37,036, 51,110.76 and 20,270.08 is: 27,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,036 : 51,110.76 = 20,270.08 : x
  2. Step 2: Convert to fraction form
    37,036/51,110.76 = 20,270.08/x
  3. Step 3: Cross multiply
    37,036x = 51,110.76 × 20,270.08
  4. Step 4: Simplify right side
    37,036x = 1,036,019,194.06
  5. Step 5: Solve for x
    x = 1,036,019,194.06/37,036
  6. Step 6: Final answer
    x = 27,973.30

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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.