Home / 15,782.94-23,545.05-15,353.91

Finding the Fourth Proportional to 15,782.94, 23,545.05 and 15,353.91

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Solution

The fourth proportional to 15,782.94, 23,545.05 and 15,353.91 is: 22,905.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.94 : 23,545.05 = 15,353.91 : x
  2. Step 2: Convert to fraction form
    15,782.94/23,545.05 = 15,353.91/x
  3. Step 3: Cross multiply
    15,782.94x = 23,545.05 × 15,353.91
  4. Step 4: Simplify right side
    15,782.94x = 361,508,578.65
  5. Step 5: Solve for x
    x = 361,508,578.65/15,782.94
  6. Step 6: Final answer
    x = 22,905.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.