Home / 27,059.10-40,588.65-20,498.10

Finding the Fourth Proportional to 27,059.10, 40,588.65 and 20,498.10

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Solution

The fourth proportional to 27,059.10, 40,588.65 and 20,498.10 is: 30,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.10 : 40,588.65 = 20,498.10 : x
  2. Step 2: Convert to fraction form
    27,059.10/40,588.65 = 20,498.10/x
  3. Step 3: Cross multiply
    27,059.10x = 40,588.65 × 20,498.10
  4. Step 4: Simplify right side
    27,059.10x = 831,990,206.57
  5. Step 5: Solve for x
    x = 831,990,206.57/27,059.10
  6. Step 6: Final answer
    x = 30,747.15

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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.