Home / 27,069.08-40,603.61-13,206.20

Finding the Fourth Proportional to 27,069.08, 40,603.61 and 13,206.20

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Solution

The fourth proportional to 27,069.08, 40,603.61 and 13,206.20 is: 19,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.08 : 40,603.61 = 13,206.20 : x
  2. Step 2: Convert to fraction form
    27,069.08/40,603.61 = 13,206.20/x
  3. Step 3: Cross multiply
    27,069.08x = 40,603.61 × 13,206.20
  4. Step 4: Simplify right side
    27,069.08x = 536,219,125.33
  5. Step 5: Solve for x
    x = 536,219,125.33/27,069.08
  6. Step 6: Final answer
    x = 19,809.29

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Similar ratio
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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.