Home / 14,138.52-19,500.34-9,604.70

Finding the Fourth Proportional to 14,138.52, 19,500.34 and 9,604.70

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Solution

The fourth proportional to 14,138.52, 19,500.34 and 9,604.70 is: 13,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138.52 : 19,500.34 = 9,604.70 : x
  2. Step 2: Convert to fraction form
    14,138.52/19,500.34 = 9,604.70/x
  3. Step 3: Cross multiply
    14,138.52x = 19,500.34 × 9,604.70
  4. Step 4: Simplify right side
    14,138.52x = 187,294,866.85
  5. Step 5: Solve for x
    x = 187,294,866.85/14,138.52
  6. Step 6: Final answer
    x = 13,247.13

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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.