Home / 19,717.68-27,210.50-10,765.23

Finding the Fourth Proportional to 19,717.68, 27,210.50 and 10,765.23

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Solution

The fourth proportional to 19,717.68, 27,210.50 and 10,765.23 is: 14,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.68 : 27,210.50 = 10,765.23 : x
  2. Step 2: Convert to fraction form
    19,717.68/27,210.50 = 10,765.23/x
  3. Step 3: Cross multiply
    19,717.68x = 27,210.50 × 10,765.23
  4. Step 4: Simplify right side
    19,717.68x = 292,927,290.92
  5. Step 5: Solve for x
    x = 292,927,290.92/19,717.68
  6. Step 6: Final answer
    x = 14,856.07

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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.