Home / 15,440.40-23,161.06-6,675.54

Finding the Fourth Proportional to 15,440.40, 23,161.06 and 6,675.54

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Solution

The fourth proportional to 15,440.40, 23,161.06 and 6,675.54 is: 10,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.40 : 23,161.06 = 6,675.54 : x
  2. Step 2: Convert to fraction form
    15,440.40/23,161.06 = 6,675.54/x
  3. Step 3: Cross multiply
    15,440.40x = 23,161.06 × 6,675.54
  4. Step 4: Simplify right side
    15,440.40x = 154,612,582.47
  5. Step 5: Solve for x
    x = 154,612,582.47/15,440.40
  6. Step 6: Final answer
    x = 10,013.51

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1.5x scale

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.