Home / 37,853.40-52,242.72-21,727.08

Finding the Fourth Proportional to 37,853.40, 52,242.72 and 21,727.08

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Solution

The fourth proportional to 37,853.40, 52,242.72 and 21,727.08 is: 29,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,853.40 : 52,242.72 = 21,727.08 : x
  2. Step 2: Convert to fraction form
    37,853.40/52,242.72 = 21,727.08/x
  3. Step 3: Cross multiply
    37,853.40x = 52,242.72 × 21,727.08
  4. Step 4: Simplify right side
    37,853.40x = 1,135,081,756.86
  5. Step 5: Solve for x
    x = 1,135,081,756.86/37,853.40
  6. Step 6: Final answer
    x = 29,986.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.