Home / 14,895.98-20,551.26-8,929.58

Finding the Fourth Proportional to 14,895.98, 20,551.26 and 8,929.58

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Solution

The fourth proportional to 14,895.98, 20,551.26 and 8,929.58 is: 12,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895.98 : 20,551.26 = 8,929.58 : x
  2. Step 2: Convert to fraction form
    14,895.98/20,551.26 = 8,929.58/x
  3. Step 3: Cross multiply
    14,895.98x = 20,551.26 × 8,929.58
  4. Step 4: Simplify right side
    14,895.98x = 183,514,120.27
  5. Step 5: Solve for x
    x = 183,514,120.27/14,895.98
  6. Step 6: Final answer
    x = 12,319.71

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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.