Home / 14,258.73-19,667.71-8,589.65

Finding the Fourth Proportional to 14,258.73, 19,667.71 and 8,589.65

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Solution

The fourth proportional to 14,258.73, 19,667.71 and 8,589.65 is: 11,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.73 : 19,667.71 = 8,589.65 : x
  2. Step 2: Convert to fraction form
    14,258.73/19,667.71 = 8,589.65/x
  3. Step 3: Cross multiply
    14,258.73x = 19,667.71 × 8,589.65
  4. Step 4: Simplify right side
    14,258.73x = 168,938,657.60
  5. Step 5: Solve for x
    x = 168,938,657.60/14,258.73
  6. Step 6: Final answer
    x = 11,848.08

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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.