Home / 46,584.75-69,888.06-15,420

Finding the Fourth Proportional to 46,584.75, 69,888.06 and 15,420

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Solution

The fourth proportional to 46,584.75, 69,888.06 and 15,420 is: 23,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,584.75 : 69,888.06 = 15,420 : x
  2. Step 2: Convert to fraction form
    46,584.75/69,888.06 = 15,420/x
  3. Step 3: Cross multiply
    46,584.75x = 69,888.06 × 15,420
  4. Step 4: Simplify right side
    46,584.75x = 1,077,673,885.20
  5. Step 5: Solve for x
    x = 1,077,673,885.20/46,584.75
  6. Step 6: Final answer
    x = 23,133.62

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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.