Home / 37,871.64-52,262.04-21,955.68

Finding the Fourth Proportional to 37,871.64, 52,262.04 and 21,955.68

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Solution

The fourth proportional to 37,871.64, 52,262.04 and 21,955.68 is: 30,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.64 : 52,262.04 = 21,955.68 : x
  2. Step 2: Convert to fraction form
    37,871.64/52,262.04 = 21,955.68/x
  3. Step 3: Cross multiply
    37,871.64x = 52,262.04 × 21,955.68
  4. Step 4: Simplify right side
    37,871.64x = 1,147,448,626.39
  5. Step 5: Solve for x
    x = 1,147,448,626.39/37,871.64
  6. Step 6: Final answer
    x = 30,298.36

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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.