Home / 23,715.01-32,723.39-13,639.62

Finding the Fourth Proportional to 23,715.01, 32,723.39 and 13,639.62

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Solution

The fourth proportional to 23,715.01, 32,723.39 and 13,639.62 is: 18,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.01 : 32,723.39 = 13,639.62 : x
  2. Step 2: Convert to fraction form
    23,715.01/32,723.39 = 13,639.62/x
  3. Step 3: Cross multiply
    23,715.01x = 32,723.39 × 13,639.62
  4. Step 4: Simplify right side
    23,715.01x = 446,334,761.52
  5. Step 5: Solve for x
    x = 446,334,761.52/23,715.01
  6. Step 6: Final answer
    x = 18,820.77

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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.