Home / 19,164.23-26,445.07-10,665.71

Finding the Fourth Proportional to 19,164.23, 26,445.07 and 10,665.71

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Solution

The fourth proportional to 19,164.23, 26,445.07 and 10,665.71 is: 14,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.23 : 26,445.07 = 10,665.71 : x
  2. Step 2: Convert to fraction form
    19,164.23/26,445.07 = 10,665.71/x
  3. Step 3: Cross multiply
    19,164.23x = 26,445.07 × 10,665.71
  4. Step 4: Simplify right side
    19,164.23x = 282,055,447.55
  5. Step 5: Solve for x
    x = 282,055,447.55/19,164.23
  6. Step 6: Final answer
    x = 14,717.81

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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.