Home / 37,954.63-52,377.20-21,187.63

Finding the Fourth Proportional to 37,954.63, 52,377.20 and 21,187.63

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Solution

The fourth proportional to 37,954.63, 52,377.20 and 21,187.63 is: 29,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,954.63 : 52,377.20 = 21,187.63 : x
  2. Step 2: Convert to fraction form
    37,954.63/52,377.20 = 21,187.63/x
  3. Step 3: Cross multiply
    37,954.63x = 52,377.20 × 21,187.63
  4. Step 4: Simplify right side
    37,954.63x = 1,109,748,628.10
  5. Step 5: Solve for x
    x = 1,109,748,628.10/37,954.63
  6. Step 6: Final answer
    x = 29,238.82

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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.