Home / 19,946.61-27,521.91-11,558.25

Finding the Fourth Proportional to 19,946.61, 27,521.91 and 11,558.25

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Solution

The fourth proportional to 19,946.61, 27,521.91 and 11,558.25 is: 15,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.61 : 27,521.91 = 11,558.25 : x
  2. Step 2: Convert to fraction form
    19,946.61/27,521.91 = 11,558.25/x
  3. Step 3: Cross multiply
    19,946.61x = 27,521.91 × 11,558.25
  4. Step 4: Simplify right side
    19,946.61x = 318,105,116.26
  5. Step 5: Solve for x
    x = 318,105,116.26/19,946.61
  6. Step 6: Final answer
    x = 15,947.83

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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.