Home / 37,705.19-56,538.41-19,945.40

Finding the Fourth Proportional to 37,705.19, 56,538.41 and 19,945.40

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Solution

The fourth proportional to 37,705.19, 56,538.41 and 19,945.40 is: 29,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,705.19 : 56,538.41 = 19,945.40 : x
  2. Step 2: Convert to fraction form
    37,705.19/56,538.41 = 19,945.40/x
  3. Step 3: Cross multiply
    37,705.19x = 56,538.41 × 19,945.40
  4. Step 4: Simplify right side
    37,705.19x = 1,127,680,820.39
  5. Step 5: Solve for x
    x = 1,127,680,820.39/37,705.19
  6. Step 6: Final answer
    x = 29,907.84

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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.