Home / 15,554.53-21,465.66-9,590.14

Finding the Fourth Proportional to 15,554.53, 21,465.66 and 9,590.14

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Solution

The fourth proportional to 15,554.53, 21,465.66 and 9,590.14 is: 13,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.53 : 21,465.66 = 9,590.14 : x
  2. Step 2: Convert to fraction form
    15,554.53/21,465.66 = 9,590.14/x
  3. Step 3: Cross multiply
    15,554.53x = 21,465.66 × 9,590.14
  4. Step 4: Simplify right side
    15,554.53x = 205,858,684.59
  5. Step 5: Solve for x
    x = 205,858,684.59/15,554.53
  6. Step 6: Final answer
    x = 13,234.65

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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.