Home / 19,746.77-27,259.50-12,586.52

Finding the Fourth Proportional to 19,746.77, 27,259.50 and 12,586.52

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Solution

The fourth proportional to 19,746.77, 27,259.50 and 12,586.52 is: 17,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,746.77 : 27,259.50 = 12,586.52 : x
  2. Step 2: Convert to fraction form
    19,746.77/27,259.50 = 12,586.52/x
  3. Step 3: Cross multiply
    19,746.77x = 27,259.50 × 12,586.52
  4. Step 4: Simplify right side
    19,746.77x = 343,102,105.64
  5. Step 5: Solve for x
    x = 343,102,105.64/19,746.77
  6. Step 6: Final answer
    x = 17,375.10

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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.