Home / 14,664.98-20,240.26-8,698.72

Finding the Fourth Proportional to 14,664.98, 20,240.26 and 8,698.72

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Solution

The fourth proportional to 14,664.98, 20,240.26 and 8,698.72 is: 12,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.98 : 20,240.26 = 8,698.72 : x
  2. Step 2: Convert to fraction form
    14,664.98/20,240.26 = 8,698.72/x
  3. Step 3: Cross multiply
    14,664.98x = 20,240.26 × 8,698.72
  4. Step 4: Simplify right side
    14,664.98x = 176,064,354.47
  5. Step 5: Solve for x
    x = 176,064,354.47/14,664.98
  6. Step 6: Final answer
    x = 12,005.77

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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.