Home / 18,156.54-25,056.63-10,200.18

Finding the Fourth Proportional to 18,156.54, 25,056.63 and 10,200.18

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Solution

The fourth proportional to 18,156.54, 25,056.63 and 10,200.18 is: 14,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.54 : 25,056.63 = 10,200.18 : x
  2. Step 2: Convert to fraction form
    18,156.54/25,056.63 = 10,200.18/x
  3. Step 3: Cross multiply
    18,156.54x = 25,056.63 × 10,200.18
  4. Step 4: Simplify right side
    18,156.54x = 255,582,136.19
  5. Step 5: Solve for x
    x = 255,582,136.19/18,156.54
  6. Step 6: Final answer
    x = 14,076.59

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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.