Home / 19,166.04-26,441.10-12,454.20

Finding the Fourth Proportional to 19,166.04, 26,441.10 and 12,454.20

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Solution

The fourth proportional to 19,166.04, 26,441.10 and 12,454.20 is: 17,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.04 : 26,441.10 = 12,454.20 : x
  2. Step 2: Convert to fraction form
    19,166.04/26,441.10 = 12,454.20/x
  3. Step 3: Cross multiply
    19,166.04x = 26,441.10 × 12,454.20
  4. Step 4: Simplify right side
    19,166.04x = 329,302,747.62
  5. Step 5: Solve for x
    x = 329,302,747.62/19,166.04
  6. Step 6: Final answer
    x = 17,181.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.