Home / 25,658.55-35,408.81-15,048.23

Finding the Fourth Proportional to 25,658.55, 35,408.81 and 15,048.23

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Solution

The fourth proportional to 25,658.55, 35,408.81 and 15,048.23 is: 20,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,658.55 : 35,408.81 = 15,048.23 : x
  2. Step 2: Convert to fraction form
    25,658.55/35,408.81 = 15,048.23/x
  3. Step 3: Cross multiply
    25,658.55x = 35,408.81 × 15,048.23
  4. Step 4: Simplify right side
    25,658.55x = 532,839,777.48
  5. Step 5: Solve for x
    x = 532,839,777.48/25,658.55
  6. Step 6: Final answer
    x = 20,766.56

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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.