Home / 15,365.63-23,037.81-7,850.87

Finding the Fourth Proportional to 15,365.63, 23,037.81 and 7,850.87

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Solution

The fourth proportional to 15,365.63, 23,037.81 and 7,850.87 is: 11,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365.63 : 23,037.81 = 7,850.87 : x
  2. Step 2: Convert to fraction form
    15,365.63/23,037.81 = 7,850.87/x
  3. Step 3: Cross multiply
    15,365.63x = 23,037.81 × 7,850.87
  4. Step 4: Simplify right side
    15,365.63x = 180,866,851.39
  5. Step 5: Solve for x
    x = 180,866,851.39/15,365.63
  6. Step 6: Final answer
    x = 11,770.87

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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.