Home / 25,143.44-34,669.32-16,056.56

Finding the Fourth Proportional to 25,143.44, 34,669.32 and 16,056.56

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Solution

The fourth proportional to 25,143.44, 34,669.32 and 16,056.56 is: 22,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.44 : 34,669.32 = 16,056.56 : x
  2. Step 2: Convert to fraction form
    25,143.44/34,669.32 = 16,056.56/x
  3. Step 3: Cross multiply
    25,143.44x = 34,669.32 × 16,056.56
  4. Step 4: Simplify right side
    25,143.44x = 556,670,016.74
  5. Step 5: Solve for x
    x = 556,670,016.74/25,143.44
  6. Step 6: Final answer
    x = 22,139.77

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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.