Home / 19,785.14-27,303.51-10,833.18

Finding the Fourth Proportional to 19,785.14, 27,303.51 and 10,833.18

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Solution

The fourth proportional to 19,785.14, 27,303.51 and 10,833.18 is: 14,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.14 : 27,303.51 = 10,833.18 : x
  2. Step 2: Convert to fraction form
    19,785.14/27,303.51 = 10,833.18/x
  3. Step 3: Cross multiply
    19,785.14x = 27,303.51 × 10,833.18
  4. Step 4: Simplify right side
    19,785.14x = 295,783,838.46
  5. Step 5: Solve for x
    x = 295,783,838.46/19,785.14
  6. Step 6: Final answer
    x = 14,949.80

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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.