Home / 19,361.51-26,717.65-11,402.19

Finding the Fourth Proportional to 19,361.51, 26,717.65 and 11,402.19

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Solution

The fourth proportional to 19,361.51, 26,717.65 and 11,402.19 is: 15,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.51 : 26,717.65 = 11,402.19 : x
  2. Step 2: Convert to fraction form
    19,361.51/26,717.65 = 11,402.19/x
  3. Step 3: Cross multiply
    19,361.51x = 26,717.65 × 11,402.19
  4. Step 4: Simplify right side
    19,361.51x = 304,639,721.65
  5. Step 5: Solve for x
    x = 304,639,721.65/19,361.51
  6. Step 6: Final answer
    x = 15,734.30

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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.