Home / 25,033.30-34,545.95-13,855.30

Finding the Fourth Proportional to 25,033.30, 34,545.95 and 13,855.30

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Solution

The fourth proportional to 25,033.30, 34,545.95 and 13,855.30 is: 19,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,033.30 : 34,545.95 = 13,855.30 : x
  2. Step 2: Convert to fraction form
    25,033.30/34,545.95 = 13,855.30/x
  3. Step 3: Cross multiply
    25,033.30x = 34,545.95 × 13,855.30
  4. Step 4: Simplify right side
    25,033.30x = 478,644,328.31
  5. Step 5: Solve for x
    x = 478,644,328.31/25,033.30
  6. Step 6: Final answer
    x = 19,120.31

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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.