Home / 26,070.90-39,106.35-8,541.30

Finding the Fourth Proportional to 26,070.90, 39,106.35 and 8,541.30

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Solution

The fourth proportional to 26,070.90, 39,106.35 and 8,541.30 is: 12,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,070.90 : 39,106.35 = 8,541.30 : x
  2. Step 2: Convert to fraction form
    26,070.90/39,106.35 = 8,541.30/x
  3. Step 3: Cross multiply
    26,070.90x = 39,106.35 × 8,541.30
  4. Step 4: Simplify right side
    26,070.90x = 334,019,067.26
  5. Step 5: Solve for x
    x = 334,019,067.26/26,070.90
  6. Step 6: Final answer
    x = 12,811.95

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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.