Home / 37,955.64-52,378.86-21,189.24

Finding the Fourth Proportional to 37,955.64, 52,378.86 and 21,189.24

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Solution

The fourth proportional to 37,955.64, 52,378.86 and 21,189.24 is: 29,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,955.64 : 52,378.86 = 21,189.24 : x
  2. Step 2: Convert to fraction form
    37,955.64/52,378.86 = 21,189.24/x
  3. Step 3: Cross multiply
    37,955.64x = 52,378.86 × 21,189.24
  4. Step 4: Simplify right side
    37,955.64x = 1,109,868,235.47
  5. Step 5: Solve for x
    x = 1,109,868,235.47/37,955.64
  6. Step 6: Final answer
    x = 29,241.19

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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.