Home / 18,851.32-28,258.98-8,846.20

Finding the Fourth Proportional to 18,851.32, 28,258.98 and 8,846.20

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Solution

The fourth proportional to 18,851.32, 28,258.98 and 8,846.20 is: 13,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851.32 : 28,258.98 = 8,846.20 : x
  2. Step 2: Convert to fraction form
    18,851.32/28,258.98 = 8,846.20/x
  3. Step 3: Cross multiply
    18,851.32x = 28,258.98 × 8,846.20
  4. Step 4: Simplify right side
    18,851.32x = 249,984,588.88
  5. Step 5: Solve for x
    x = 249,984,588.88/18,851.32
  6. Step 6: Final answer
    x = 13,260.85

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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.