Home / 19,545.63-29,315.61-6,398.52

Finding the Fourth Proportional to 19,545.63, 29,315.61 and 6,398.52

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Solution

The fourth proportional to 19,545.63, 29,315.61 and 6,398.52 is: 9,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.63 : 29,315.61 = 6,398.52 : x
  2. Step 2: Convert to fraction form
    19,545.63/29,315.61 = 6,398.52/x
  3. Step 3: Cross multiply
    19,545.63x = 29,315.61 × 6,398.52
  4. Step 4: Simplify right side
    19,545.63x = 187,576,516.90
  5. Step 5: Solve for x
    x = 187,576,516.90/19,545.63
  6. Step 6: Final answer
    x = 9,596.85

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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.