Home / 37,145.16-55,722.60-19,615.68

Finding the Fourth Proportional to 37,145.16, 55,722.60 and 19,615.68

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Solution

The fourth proportional to 37,145.16, 55,722.60 and 19,615.68 is: 29,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,145.16 : 55,722.60 = 19,615.68 : x
  2. Step 2: Convert to fraction form
    37,145.16/55,722.60 = 19,615.68/x
  3. Step 3: Cross multiply
    37,145.16x = 55,722.60 × 19,615.68
  4. Step 4: Simplify right side
    37,145.16x = 1,093,036,690.37
  5. Step 5: Solve for x
    x = 1,093,036,690.37/37,145.16
  6. Step 6: Final answer
    x = 29,426.09

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1.5x scale

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.