Home / 26,280.51-39,433.07-11,487.51

Finding the Fourth Proportional to 26,280.51, 39,433.07 and 11,487.51

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Solution

The fourth proportional to 26,280.51, 39,433.07 and 11,487.51 is: 17,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.51 : 39,433.07 = 11,487.51 : x
  2. Step 2: Convert to fraction form
    26,280.51/39,433.07 = 11,487.51/x
  3. Step 3: Cross multiply
    26,280.51x = 39,433.07 × 11,487.51
  4. Step 4: Simplify right side
    26,280.51x = 452,987,785.96
  5. Step 5: Solve for x
    x = 452,987,785.96/26,280.51
  6. Step 6: Final answer
    x = 17,236.64

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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.