Home / 28,153.70-38,645.14-24,895.60

Finding the Fourth Proportional to 28,153.70, 38,645.14 and 24,895.60

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Solution

The fourth proportional to 28,153.70, 38,645.14 and 24,895.60 is: 34,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,153.70 : 38,645.14 = 24,895.60 : x
  2. Step 2: Convert to fraction form
    28,153.70/38,645.14 = 24,895.60/x
  3. Step 3: Cross multiply
    28,153.70x = 38,645.14 × 24,895.60
  4. Step 4: Simplify right side
    28,153.70x = 962,093,947.38
  5. Step 5: Solve for x
    x = 962,093,947.38/28,153.70
  6. Step 6: Final answer
    x = 34,172.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.