Home / 37,739.43-56,615.99-30,781.13

Finding the Fourth Proportional to 37,739.43, 56,615.99 and 30,781.13

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Solution

The fourth proportional to 37,739.43, 56,615.99 and 30,781.13 is: 46,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,739.43 : 56,615.99 = 30,781.13 : x
  2. Step 2: Convert to fraction form
    37,739.43/56,615.99 = 30,781.13/x
  3. Step 3: Cross multiply
    37,739.43x = 56,615.99 × 30,781.13
  4. Step 4: Simplify right side
    37,739.43x = 1,742,703,711.28
  5. Step 5: Solve for x
    x = 1,742,703,711.28/37,739.43
  6. Step 6: Final answer
    x = 46,177.27

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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.