Home / 19,185.12-26,482.66-14,189.54

Finding the Fourth Proportional to 19,185.12, 26,482.66 and 14,189.54

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Solution

The fourth proportional to 19,185.12, 26,482.66 and 14,189.54 is: 19,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.12 : 26,482.66 = 14,189.54 : x
  2. Step 2: Convert to fraction form
    19,185.12/26,482.66 = 14,189.54/x
  3. Step 3: Cross multiply
    19,185.12x = 26,482.66 × 14,189.54
  4. Step 4: Simplify right side
    19,185.12x = 375,776,763.38
  5. Step 5: Solve for x
    x = 375,776,763.38/19,185.12
  6. Step 6: Final answer
    x = 19,586.89

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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.