Home / 22,084.95-30,484.08-13,589.67

Finding the Fourth Proportional to 22,084.95, 30,484.08 and 13,589.67

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Solution

The fourth proportional to 22,084.95, 30,484.08 and 13,589.67 is: 18,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,084.95 : 30,484.08 = 13,589.67 : x
  2. Step 2: Convert to fraction form
    22,084.95/30,484.08 = 13,589.67/x
  3. Step 3: Cross multiply
    22,084.95x = 30,484.08 × 13,589.67
  4. Step 4: Simplify right side
    22,084.95x = 414,268,587.45
  5. Step 5: Solve for x
    x = 414,268,587.45/22,084.95
  6. Step 6: Final answer
    x = 18,757.96

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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.