Home / 16,876.59-25,318.46-5,780.30

Finding the Fourth Proportional to 16,876.59, 25,318.46 and 5,780.30

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Solution

The fourth proportional to 16,876.59, 25,318.46 and 5,780.30 is: 8,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.59 : 25,318.46 = 5,780.30 : x
  2. Step 2: Convert to fraction form
    16,876.59/25,318.46 = 5,780.30/x
  3. Step 3: Cross multiply
    16,876.59x = 25,318.46 × 5,780.30
  4. Step 4: Simplify right side
    16,876.59x = 146,348,294.34
  5. Step 5: Solve for x
    x = 146,348,294.34/16,876.59
  6. Step 6: Final answer
    x = 8,671.67

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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.