Home / 37,409.31-55,991.07-28,476.42

Finding the Fourth Proportional to 37,409.31, 55,991.07 and 28,476.42

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Solution

The fourth proportional to 37,409.31, 55,991.07 and 28,476.42 is: 42,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409.31 : 55,991.07 = 28,476.42 : x
  2. Step 2: Convert to fraction form
    37,409.31/55,991.07 = 28,476.42/x
  3. Step 3: Cross multiply
    37,409.31x = 55,991.07 × 28,476.42
  4. Step 4: Simplify right side
    37,409.31x = 1,594,425,225.57
  5. Step 5: Solve for x
    x = 1,594,425,225.57/37,409.31
  6. Step 6: Final answer
    x = 42,621.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.