Home / 18,866.06-26,035.07-10,368.71

Finding the Fourth Proportional to 18,866.06, 26,035.07 and 10,368.71

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Solution

The fourth proportional to 18,866.06, 26,035.07 and 10,368.71 is: 14,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866.06 : 26,035.07 = 10,368.71 : x
  2. Step 2: Convert to fraction form
    18,866.06/26,035.07 = 10,368.71/x
  3. Step 3: Cross multiply
    18,866.06x = 26,035.07 × 10,368.71
  4. Step 4: Simplify right side
    18,866.06x = 269,950,090.66
  5. Step 5: Solve for x
    x = 269,950,090.66/18,866.06
  6. Step 6: Final answer
    x = 14,308.77

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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.