Home / 14,620.90-21,955.65-8,051.80

Finding the Fourth Proportional to 14,620.90, 21,955.65 and 8,051.80

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Solution

The fourth proportional to 14,620.90, 21,955.65 and 8,051.80 is: 12,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.90 : 21,955.65 = 8,051.80 : x
  2. Step 2: Convert to fraction form
    14,620.90/21,955.65 = 8,051.80/x
  3. Step 3: Cross multiply
    14,620.90x = 21,955.65 × 8,051.80
  4. Step 4: Simplify right side
    14,620.90x = 176,782,502.67
  5. Step 5: Solve for x
    x = 176,782,502.67/14,620.90
  6. Step 6: Final answer
    x = 12,091.08

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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.