Home / 54,927.35-75,786.13-31,053.51

Finding the Fourth Proportional to 54,927.35, 75,786.13 and 31,053.51

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Solution

The fourth proportional to 54,927.35, 75,786.13 and 31,053.51 is: 42,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,927.35 : 75,786.13 = 31,053.51 : x
  2. Step 2: Convert to fraction form
    54,927.35/75,786.13 = 31,053.51/x
  3. Step 3: Cross multiply
    54,927.35x = 75,786.13 × 31,053.51
  4. Step 4: Simplify right side
    54,927.35x = 2,353,425,384.63
  5. Step 5: Solve for x
    x = 2,353,425,384.63/54,927.35
  6. Step 6: Final answer
    x = 42,846.15

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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.