Home / 47,042.82-64,918.99-25,821.63

Finding the Fourth Proportional to 47,042.82, 64,918.99 and 25,821.63

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Solution

The fourth proportional to 47,042.82, 64,918.99 and 25,821.63 is: 35,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.82 : 64,918.99 = 25,821.63 : x
  2. Step 2: Convert to fraction form
    47,042.82/64,918.99 = 25,821.63/x
  3. Step 3: Cross multiply
    47,042.82x = 64,918.99 × 25,821.63
  4. Step 4: Simplify right side
    47,042.82x = 1,676,314,075.20
  5. Step 5: Solve for x
    x = 1,676,314,075.20/47,042.82
  6. Step 6: Final answer
    x = 35,633.79

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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.