Home / 40,824.69-61,260.36-15,861.51

Finding the Fourth Proportional to 40,824.69, 61,260.36 and 15,861.51

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Solution

The fourth proportional to 40,824.69, 61,260.36 and 15,861.51 is: 23,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.69 : 61,260.36 = 15,861.51 : x
  2. Step 2: Convert to fraction form
    40,824.69/61,260.36 = 15,861.51/x
  3. Step 3: Cross multiply
    40,824.69x = 61,260.36 × 15,861.51
  4. Step 4: Simplify right side
    40,824.69x = 971,681,812.74
  5. Step 5: Solve for x
    x = 971,681,812.74/40,824.69
  6. Step 6: Final answer
    x = 23,801.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.