Home / 25,012.51-34,529.79-19,334.41

Finding the Fourth Proportional to 25,012.51, 34,529.79 and 19,334.41

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Solution

The fourth proportional to 25,012.51, 34,529.79 and 19,334.41 is: 26,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,012.51 : 34,529.79 = 19,334.41 : x
  2. Step 2: Convert to fraction form
    25,012.51/34,529.79 = 19,334.41/x
  3. Step 3: Cross multiply
    25,012.51x = 34,529.79 × 19,334.41
  4. Step 4: Simplify right side
    25,012.51x = 667,613,117.07
  5. Step 5: Solve for x
    x = 667,613,117.07/25,012.51
  6. Step 6: Final answer
    x = 26,691.17

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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.