Home / 16,466.78-22,709.12-14,085.74

Finding the Fourth Proportional to 16,466.78, 22,709.12 and 14,085.74

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Solution

The fourth proportional to 16,466.78, 22,709.12 and 14,085.74 is: 19,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,466.78 : 22,709.12 = 14,085.74 : x
  2. Step 2: Convert to fraction form
    16,466.78/22,709.12 = 14,085.74/x
  3. Step 3: Cross multiply
    16,466.78x = 22,709.12 × 14,085.74
  4. Step 4: Simplify right side
    16,466.78x = 319,874,759.95
  5. Step 5: Solve for x
    x = 319,874,759.95/16,466.78
  6. Step 6: Final answer
    x = 19,425.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.