Home / 23,179.24-34,600.99-20,376.76

Finding the Fourth Proportional to 23,179.24, 34,600.99 and 20,376.76

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Solution

The fourth proportional to 23,179.24, 34,600.99 and 20,376.76 is: 30,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179.24 : 34,600.99 = 20,376.76 : x
  2. Step 2: Convert to fraction form
    23,179.24/34,600.99 = 20,376.76/x
  3. Step 3: Cross multiply
    23,179.24x = 34,600.99 × 20,376.76
  4. Step 4: Simplify right side
    23,179.24x = 705,056,068.99
  5. Step 5: Solve for x
    x = 705,056,068.99/23,179.24
  6. Step 6: Final answer
    x = 30,417.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.