Home / 42,971.26-64,454.29-25,551.94

Finding the Fourth Proportional to 42,971.26, 64,454.29 and 25,551.94

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Solution

The fourth proportional to 42,971.26, 64,454.29 and 25,551.94 is: 38,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,971.26 : 64,454.29 = 25,551.94 : x
  2. Step 2: Convert to fraction form
    42,971.26/64,454.29 = 25,551.94/x
  3. Step 3: Cross multiply
    42,971.26x = 64,454.29 × 25,551.94
  4. Step 4: Simplify right side
    42,971.26x = 1,646,932,150.82
  5. Step 5: Solve for x
    x = 1,646,932,150.82/42,971.26
  6. Step 6: Final answer
    x = 38,326.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.