Home / 18,483.22-25,506.82-10,099.72

Finding the Fourth Proportional to 18,483.22, 25,506.82 and 10,099.72

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Solution

The fourth proportional to 18,483.22, 25,506.82 and 10,099.72 is: 13,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483.22 : 25,506.82 = 10,099.72 : x
  2. Step 2: Convert to fraction form
    18,483.22/25,506.82 = 10,099.72/x
  3. Step 3: Cross multiply
    18,483.22x = 25,506.82 × 10,099.72
  4. Step 4: Simplify right side
    18,483.22x = 257,611,740.09
  5. Step 5: Solve for x
    x = 257,611,740.09/18,483.22
  6. Step 6: Final answer
    x = 13,937.60

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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.