Home / 28,152.70-38,643.76-24,894.60

Finding the Fourth Proportional to 28,152.70, 38,643.76 and 24,894.60

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Solution

The fourth proportional to 28,152.70, 38,643.76 and 24,894.60 is: 34,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,152.70 : 38,643.76 = 24,894.60 : x
  2. Step 2: Convert to fraction form
    28,152.70/38,643.76 = 24,894.60/x
  3. Step 3: Cross multiply
    28,152.70x = 38,643.76 × 24,894.60
  4. Step 4: Simplify right side
    28,152.70x = 962,020,947.70
  5. Step 5: Solve for x
    x = 962,020,947.70/28,152.70
  6. Step 6: Final answer
    x = 34,171.53

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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.