Home / 14,341.75-21,466.56-7,661.55

Finding the Fourth Proportional to 14,341.75, 21,466.56 and 7,661.55

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Solution

The fourth proportional to 14,341.75, 21,466.56 and 7,661.55 is: 11,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.75 : 21,466.56 = 7,661.55 : x
  2. Step 2: Convert to fraction form
    14,341.75/21,466.56 = 7,661.55/x
  3. Step 3: Cross multiply
    14,341.75x = 21,466.56 × 7,661.55
  4. Step 4: Simplify right side
    14,341.75x = 164,467,122.77
  5. Step 5: Solve for x
    x = 164,467,122.77/14,341.75
  6. Step 6: Final answer
    x = 11,467.72

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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.