Home / 37,271.20-55,971.60-19,775.20

Finding the Fourth Proportional to 37,271.20, 55,971.60 and 19,775.20

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Solution

The fourth proportional to 37,271.20, 55,971.60 and 19,775.20 is: 29,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,271.20 : 55,971.60 = 19,775.20 : x
  2. Step 2: Convert to fraction form
    37,271.20/55,971.60 = 19,775.20/x
  3. Step 3: Cross multiply
    37,271.20x = 55,971.60 × 19,775.20
  4. Step 4: Simplify right side
    37,271.20x = 1,106,849,584.32
  5. Step 5: Solve for x
    x = 1,106,849,584.32/37,271.20
  6. Step 6: Final answer
    x = 29,697.18

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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.