Home / 19,785.11-27,303.93-10,832.58

Finding the Fourth Proportional to 19,785.11, 27,303.93 and 10,832.58

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Solution

The fourth proportional to 19,785.11, 27,303.93 and 10,832.58 is: 14,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.11 : 27,303.93 = 10,832.58 : x
  2. Step 2: Convert to fraction form
    19,785.11/27,303.93 = 10,832.58/x
  3. Step 3: Cross multiply
    19,785.11x = 27,303.93 × 10,832.58
  4. Step 4: Simplify right side
    19,785.11x = 295,772,006.04
  5. Step 5: Solve for x
    x = 295,772,006.04/19,785.11
  6. Step 6: Final answer
    x = 14,949.23

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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.