Home / 47,156.36-65,075.88-25,935.20

Finding the Fourth Proportional to 47,156.36, 65,075.88 and 25,935.20

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Solution

The fourth proportional to 47,156.36, 65,075.88 and 25,935.20 is: 35,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,156.36 : 65,075.88 = 25,935.20 : x
  2. Step 2: Convert to fraction form
    47,156.36/65,075.88 = 25,935.20/x
  3. Step 3: Cross multiply
    47,156.36x = 65,075.88 × 25,935.20
  4. Step 4: Simplify right side
    47,156.36x = 1,687,755,962.98
  5. Step 5: Solve for x
    x = 1,687,755,962.98/47,156.36
  6. Step 6: Final answer
    x = 35,790.63

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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.