Home / 19,785.66-27,303.03-10,833.18

Finding the Fourth Proportional to 19,785.66, 27,303.03 and 10,833.18

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Solution

The fourth proportional to 19,785.66, 27,303.03 and 10,833.18 is: 14,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.66 : 27,303.03 = 10,833.18 : x
  2. Step 2: Convert to fraction form
    19,785.66/27,303.03 = 10,833.18/x
  3. Step 3: Cross multiply
    19,785.66x = 27,303.03 × 10,833.18
  4. Step 4: Simplify right side
    19,785.66x = 295,778,638.54
  5. Step 5: Solve for x
    x = 295,778,638.54/19,785.66
  6. Step 6: Final answer
    x = 14,949.14

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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.