Home / 23,718.50-32,730.26-13,107.50

Finding the Fourth Proportional to 23,718.50, 32,730.26 and 13,107.50

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Solution

The fourth proportional to 23,718.50, 32,730.26 and 13,107.50 is: 18,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.50 : 32,730.26 = 13,107.50 : x
  2. Step 2: Convert to fraction form
    23,718.50/32,730.26 = 13,107.50/x
  3. Step 3: Cross multiply
    23,718.50x = 32,730.26 × 13,107.50
  4. Step 4: Simplify right side
    23,718.50x = 429,011,899.24
  5. Step 5: Solve for x
    x = 429,011,899.24/23,718.50
  6. Step 6: Final answer
    x = 18,087.65

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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.