Home / 19,230.62-26,530.94-12,521.99

Finding the Fourth Proportional to 19,230.62, 26,530.94 and 12,521.99

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Solution

The fourth proportional to 19,230.62, 26,530.94 and 12,521.99 is: 17,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.62 : 26,530.94 = 12,521.99 : x
  2. Step 2: Convert to fraction form
    19,230.62/26,530.94 = 12,521.99/x
  3. Step 3: Cross multiply
    19,230.62x = 26,530.94 × 12,521.99
  4. Step 4: Simplify right side
    19,230.62x = 332,220,263.00
  5. Step 5: Solve for x
    x = 332,220,263.00/19,230.62
  6. Step 6: Final answer
    x = 17,275.59

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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.