Home / 18,483.42-25,507.02-10,099.92

Finding the Fourth Proportional to 18,483.42, 25,507.02 and 10,099.92

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Solution

The fourth proportional to 18,483.42, 25,507.02 and 10,099.92 is: 13,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483.42 : 25,507.02 = 10,099.92 : x
  2. Step 2: Convert to fraction form
    18,483.42/25,507.02 = 10,099.92/x
  3. Step 3: Cross multiply
    18,483.42x = 25,507.02 × 10,099.92
  4. Step 4: Simplify right side
    18,483.42x = 257,618,861.44
  5. Step 5: Solve for x
    x = 257,618,861.44/18,483.42
  6. Step 6: Final answer
    x = 13,937.84

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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.