Home / 19,545.03-29,311.34-6,393.87

Finding the Fourth Proportional to 19,545.03, 29,311.34 and 6,393.87

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Solution

The fourth proportional to 19,545.03, 29,311.34 and 6,393.87 is: 9,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.03 : 29,311.34 = 6,393.87 : x
  2. Step 2: Convert to fraction form
    19,545.03/29,311.34 = 6,393.87/x
  3. Step 3: Cross multiply
    19,545.03x = 29,311.34 × 6,393.87
  4. Step 4: Simplify right side
    19,545.03x = 187,412,865.52
  5. Step 5: Solve for x
    x = 187,412,865.52/19,545.03
  6. Step 6: Final answer
    x = 9,588.77

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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.