Home / 17,870.02-26,794.23-8,512.90

Finding the Fourth Proportional to 17,870.02, 26,794.23 and 8,512.90

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Solution

The fourth proportional to 17,870.02, 26,794.23 and 8,512.90 is: 12,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.02 : 26,794.23 = 8,512.90 : x
  2. Step 2: Convert to fraction form
    17,870.02/26,794.23 = 8,512.90/x
  3. Step 3: Cross multiply
    17,870.02x = 26,794.23 × 8,512.90
  4. Step 4: Simplify right side
    17,870.02x = 228,096,600.57
  5. Step 5: Solve for x
    x = 228,096,600.57/17,870.02
  6. Step 6: Final answer
    x = 12,764.21

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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.