Home / 28,450.50-39,130.47-24,907.56

Finding the Fourth Proportional to 28,450.50, 39,130.47 and 24,907.56

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Solution

The fourth proportional to 28,450.50, 39,130.47 and 24,907.56 is: 34,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,450.50 : 39,130.47 = 24,907.56 : x
  2. Step 2: Convert to fraction form
    28,450.50/39,130.47 = 24,907.56/x
  3. Step 3: Cross multiply
    28,450.50x = 39,130.47 × 24,907.56
  4. Step 4: Simplify right side
    28,450.50x = 974,644,529.35
  5. Step 5: Solve for x
    x = 974,644,529.35/28,450.50
  6. Step 6: Final answer
    x = 34,257.55

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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.