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Finding the Fourth Proportional to 35,476.93, 48,955.93 and 19,561.51

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Solution

The fourth proportional to 35,476.93, 48,955.93 and 19,561.51 is: 26,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,476.93 : 48,955.93 = 19,561.51 : x
  2. Step 2: Convert to fraction form
    35,476.93/48,955.93 = 19,561.51/x
  3. Step 3: Cross multiply
    35,476.93x = 48,955.93 × 19,561.51
  4. Step 4: Simplify right side
    35,476.93x = 957,652,036.58
  5. Step 5: Solve for x
    x = 957,652,036.58/35,476.93
  6. Step 6: Final answer
    x = 26,993.65

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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.