Home / 14,451.33-21,666.51-9,759.72

Finding the Fourth Proportional to 14,451.33, 21,666.51 and 9,759.72

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Solution

The fourth proportional to 14,451.33, 21,666.51 and 9,759.72 is: 14,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.33 : 21,666.51 = 9,759.72 : x
  2. Step 2: Convert to fraction form
    14,451.33/21,666.51 = 9,759.72/x
  3. Step 3: Cross multiply
    14,451.33x = 21,666.51 × 9,759.72
  4. Step 4: Simplify right side
    14,451.33x = 211,459,070.98
  5. Step 5: Solve for x
    x = 211,459,070.98/14,451.33
  6. Step 6: Final answer
    x = 14,632.50

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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.