Home / 19,808.93-27,336.54-10,856.24

Finding the Fourth Proportional to 19,808.93, 27,336.54 and 10,856.24

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Solution

The fourth proportional to 19,808.93, 27,336.54 and 10,856.24 is: 14,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,808.93 : 27,336.54 = 10,856.24 : x
  2. Step 2: Convert to fraction form
    19,808.93/27,336.54 = 10,856.24/x
  3. Step 3: Cross multiply
    19,808.93x = 27,336.54 × 10,856.24
  4. Step 4: Simplify right side
    19,808.93x = 296,772,039.01
  5. Step 5: Solve for x
    x = 296,772,039.01/19,808.93
  6. Step 6: Final answer
    x = 14,981.73

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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.