Home / 31,180.56-46,784.46-16,386

Finding the Fourth Proportional to 31,180.56, 46,784.46 and 16,386

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Solution

The fourth proportional to 31,180.56, 46,784.46 and 16,386 is: 24,586.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.56 : 46,784.46 = 16,386 : x
  2. Step 2: Convert to fraction form
    31,180.56/46,784.46 = 16,386/x
  3. Step 3: Cross multiply
    31,180.56x = 46,784.46 × 16,386
  4. Step 4: Simplify right side
    31,180.56x = 766,610,161.56
  5. Step 5: Solve for x
    x = 766,610,161.56/31,180.56
  6. Step 6: Final answer
    x = 24,586.16

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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.