Home / 37,154.89-51,277.35-21,236.31

Finding the Fourth Proportional to 37,154.89, 51,277.35 and 21,236.31

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Solution

The fourth proportional to 37,154.89, 51,277.35 and 21,236.31 is: 29,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,154.89 : 51,277.35 = 21,236.31 : x
  2. Step 2: Convert to fraction form
    37,154.89/51,277.35 = 21,236.31/x
  3. Step 3: Cross multiply
    37,154.89x = 51,277.35 × 21,236.31
  4. Step 4: Simplify right side
    37,154.89x = 1,088,941,700.58
  5. Step 5: Solve for x
    x = 1,088,941,700.58/37,154.89
  6. Step 6: Final answer
    x = 29,308.17

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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.