Home / 55,586.99-76,721.96-35,439.23

Finding the Fourth Proportional to 55,586.99, 76,721.96 and 35,439.23

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Solution

The fourth proportional to 55,586.99, 76,721.96 and 35,439.23 is: 48,913.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,586.99 : 76,721.96 = 35,439.23 : x
  2. Step 2: Convert to fraction form
    55,586.99/76,721.96 = 35,439.23/x
  3. Step 3: Cross multiply
    55,586.99x = 76,721.96 × 35,439.23
  4. Step 4: Simplify right side
    55,586.99x = 2,718,967,009.29
  5. Step 5: Solve for x
    x = 2,718,967,009.29/55,586.99
  6. Step 6: Final answer
    x = 48,913.73

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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.