Home / 16,951.18-25,429.71-5,705.45

Finding the Fourth Proportional to 16,951.18, 25,429.71 and 5,705.45

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Solution

The fourth proportional to 16,951.18, 25,429.71 and 5,705.45 is: 8,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.18 : 25,429.71 = 5,705.45 : x
  2. Step 2: Convert to fraction form
    16,951.18/25,429.71 = 5,705.45/x
  3. Step 3: Cross multiply
    16,951.18x = 25,429.71 × 5,705.45
  4. Step 4: Simplify right side
    16,951.18x = 145,087,783.24
  5. Step 5: Solve for x
    x = 145,087,783.24/16,951.18
  6. Step 6: Final answer
    x = 8,559.16

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1.5x scale

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.