Home / 26,069.80-39,104.70-8,541.40

Finding the Fourth Proportional to 26,069.80, 39,104.70 and 8,541.40

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Solution

The fourth proportional to 26,069.80, 39,104.70 and 8,541.40 is: 12,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,069.80 : 39,104.70 = 8,541.40 : x
  2. Step 2: Convert to fraction form
    26,069.80/39,104.70 = 8,541.40/x
  3. Step 3: Cross multiply
    26,069.80x = 39,104.70 × 8,541.40
  4. Step 4: Simplify right side
    26,069.80x = 334,008,884.58
  5. Step 5: Solve for x
    x = 334,008,884.58/26,069.80
  6. Step 6: Final answer
    x = 12,812.10

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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.