Home / 37,977.40-57,009.30-22,403.80

Finding the Fourth Proportional to 37,977.40, 57,009.30 and 22,403.80

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Solution

The fourth proportional to 37,977.40, 57,009.30 and 22,403.80 is: 33,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.40 : 57,009.30 = 22,403.80 : x
  2. Step 2: Convert to fraction form
    37,977.40/57,009.30 = 22,403.80/x
  3. Step 3: Cross multiply
    37,977.40x = 57,009.30 × 22,403.80
  4. Step 4: Simplify right side
    37,977.40x = 1,277,224,955.34
  5. Step 5: Solve for x
    x = 1,277,224,955.34/37,977.40
  6. Step 6: Final answer
    x = 33,631.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.