Home / 19,502.79-26,917.34-11,007.51

Finding the Fourth Proportional to 19,502.79, 26,917.34 and 11,007.51

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Solution

The fourth proportional to 19,502.79, 26,917.34 and 11,007.51 is: 15,192.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.79 : 26,917.34 = 11,007.51 : x
  2. Step 2: Convert to fraction form
    19,502.79/26,917.34 = 11,007.51/x
  3. Step 3: Cross multiply
    19,502.79x = 26,917.34 × 11,007.51
  4. Step 4: Simplify right side
    19,502.79x = 296,292,889.22
  5. Step 5: Solve for x
    x = 296,292,889.22/19,502.79
  6. Step 6: Final answer
    x = 15,192.33

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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.