Home / 25,469.37-35,075.07-18,384.57

Finding the Fourth Proportional to 25,469.37, 35,075.07 and 18,384.57

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Solution

The fourth proportional to 25,469.37, 35,075.07 and 18,384.57 is: 25,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.37 : 35,075.07 = 18,384.57 : x
  2. Step 2: Convert to fraction form
    25,469.37/35,075.07 = 18,384.57/x
  3. Step 3: Cross multiply
    25,469.37x = 35,075.07 × 18,384.57
  4. Step 4: Simplify right side
    25,469.37x = 644,840,079.67
  5. Step 5: Solve for x
    x = 644,840,079.67/25,469.37
  6. Step 6: Final answer
    x = 25,318.26

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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.