Home / 26,653.64-39,982.59-15,561.45

Finding the Fourth Proportional to 26,653.64, 39,982.59 and 15,561.45

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Solution

The fourth proportional to 26,653.64, 39,982.59 and 15,561.45 is: 23,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.64 : 39,982.59 = 15,561.45 : x
  2. Step 2: Convert to fraction form
    26,653.64/39,982.59 = 15,561.45/x
  3. Step 3: Cross multiply
    26,653.64x = 39,982.59 × 15,561.45
  4. Step 4: Simplify right side
    26,653.64x = 622,187,075.16
  5. Step 5: Solve for x
    x = 622,187,075.16/26,653.64
  6. Step 6: Final answer
    x = 23,343.42

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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.