Home / 15,009.52-22,513.74-4,621

Finding the Fourth Proportional to 15,009.52, 22,513.74 and 4,621

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Solution

The fourth proportional to 15,009.52, 22,513.74 and 4,621 is: 6,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.52 : 22,513.74 = 4,621 : x
  2. Step 2: Convert to fraction form
    15,009.52/22,513.74 = 4,621/x
  3. Step 3: Cross multiply
    15,009.52x = 22,513.74 × 4,621
  4. Step 4: Simplify right side
    15,009.52x = 104,035,992.54
  5. Step 5: Solve for x
    x = 104,035,992.54/15,009.52
  6. Step 6: Final answer
    x = 6,931.33

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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.