Home / 18,708.44-28,056.60-6,225.10

Finding the Fourth Proportional to 18,708.44, 28,056.60 and 6,225.10

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Solution

The fourth proportional to 18,708.44, 28,056.60 and 6,225.10 is: 9,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708.44 : 28,056.60 = 6,225.10 : x
  2. Step 2: Convert to fraction form
    18,708.44/28,056.60 = 6,225.10/x
  3. Step 3: Cross multiply
    18,708.44x = 28,056.60 × 6,225.10
  4. Step 4: Simplify right side
    18,708.44x = 174,655,228.34
  5. Step 5: Solve for x
    x = 174,655,228.34/18,708.44
  6. Step 6: Final answer
    x = 9,335.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.