Home / 15,009.25-22,514.19-4,621

Finding the Fourth Proportional to 15,009.25, 22,514.19 and 4,621

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Solution

The fourth proportional to 15,009.25, 22,514.19 and 4,621 is: 6,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.25 : 22,514.19 = 4,621 : x
  2. Step 2: Convert to fraction form
    15,009.25/22,514.19 = 4,621/x
  3. Step 3: Cross multiply
    15,009.25x = 22,514.19 × 4,621
  4. Step 4: Simplify right side
    15,009.25x = 104,038,071.99
  5. Step 5: Solve for x
    x = 104,038,071.99/15,009.25
  6. Step 6: Final answer
    x = 6,931.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.