Home / 23,299.66-32,156.70-13,742.25

Finding the Fourth Proportional to 23,299.66, 32,156.70 and 13,742.25

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Solution

The fourth proportional to 23,299.66, 32,156.70 and 13,742.25 is: 18,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.66 : 32,156.70 = 13,742.25 : x
  2. Step 2: Convert to fraction form
    23,299.66/32,156.70 = 13,742.25/x
  3. Step 3: Cross multiply
    23,299.66x = 32,156.70 × 13,742.25
  4. Step 4: Simplify right side
    23,299.66x = 441,905,238.45
  5. Step 5: Solve for x
    x = 441,905,238.45/23,299.66
  6. Step 6: Final answer
    x = 18,966.17

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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.