Home / 23,927.50-33,015.20-13,315.08

Finding the Fourth Proportional to 23,927.50, 33,015.20 and 13,315.08

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Solution

The fourth proportional to 23,927.50, 33,015.20 and 13,315.08 is: 18,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,927.50 : 33,015.20 = 13,315.08 : x
  2. Step 2: Convert to fraction form
    23,927.50/33,015.20 = 13,315.08/x
  3. Step 3: Cross multiply
    23,927.50x = 33,015.20 × 13,315.08
  4. Step 4: Simplify right side
    23,927.50x = 439,600,086.45
  5. Step 5: Solve for x
    x = 439,600,086.45/23,927.50
  6. Step 6: Final answer
    x = 18,372.17

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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.