Home / 18,392.02-25,380.75-10,838.67

Finding the Fourth Proportional to 18,392.02, 25,380.75 and 10,838.67

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Solution

The fourth proportional to 18,392.02, 25,380.75 and 10,838.67 is: 14,957.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392.02 : 25,380.75 = 10,838.67 : x
  2. Step 2: Convert to fraction form
    18,392.02/25,380.75 = 10,838.67/x
  3. Step 3: Cross multiply
    18,392.02x = 25,380.75 × 10,838.67
  4. Step 4: Simplify right side
    18,392.02x = 275,093,573.60
  5. Step 5: Solve for x
    x = 275,093,573.60/18,392.02
  6. Step 6: Final answer
    x = 14,957.22

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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.