Home / 14,250.81-21,354.33-8,695.83

Finding the Fourth Proportional to 14,250.81, 21,354.33 and 8,695.83

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Solution

The fourth proportional to 14,250.81, 21,354.33 and 8,695.83 is: 13,030.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.81 : 21,354.33 = 8,695.83 : x
  2. Step 2: Convert to fraction form
    14,250.81/21,354.33 = 8,695.83/x
  3. Step 3: Cross multiply
    14,250.81x = 21,354.33 × 8,695.83
  4. Step 4: Simplify right side
    14,250.81x = 185,693,623.44
  5. Step 5: Solve for x
    x = 185,693,623.44/14,250.81
  6. Step 6: Final answer
    x = 13,030.39

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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.