Home / 19,283.36-26,610.72-10,785.68

Finding the Fourth Proportional to 19,283.36, 26,610.72 and 10,785.68

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Solution

The fourth proportional to 19,283.36, 26,610.72 and 10,785.68 is: 14,884.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.36 : 26,610.72 = 10,785.68 : x
  2. Step 2: Convert to fraction form
    19,283.36/26,610.72 = 10,785.68/x
  3. Step 3: Cross multiply
    19,283.36x = 26,610.72 × 10,785.68
  4. Step 4: Simplify right side
    19,283.36x = 287,014,710.49
  5. Step 5: Solve for x
    x = 287,014,710.49/19,283.36
  6. Step 6: Final answer
    x = 14,884.06

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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.