Home / 26,365.78-39,548.81-10,783.41

Finding the Fourth Proportional to 26,365.78, 39,548.81 and 10,783.41

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Solution

The fourth proportional to 26,365.78, 39,548.81 and 10,783.41 is: 16,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,365.78 : 39,548.81 = 10,783.41 : x
  2. Step 2: Convert to fraction form
    26,365.78/39,548.81 = 10,783.41/x
  3. Step 3: Cross multiply
    26,365.78x = 39,548.81 × 10,783.41
  4. Step 4: Simplify right side
    26,365.78x = 426,470,911.89
  5. Step 5: Solve for x
    x = 426,470,911.89/26,365.78
  6. Step 6: Final answer
    x = 16,175.17

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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.