Home / 26,519.16-39,782.40-13,364.37

Finding the Fourth Proportional to 26,519.16, 39,782.40 and 13,364.37

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Solution

The fourth proportional to 26,519.16, 39,782.40 and 13,364.37 is: 20,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,519.16 : 39,782.40 = 13,364.37 : x
  2. Step 2: Convert to fraction form
    26,519.16/39,782.40 = 13,364.37/x
  3. Step 3: Cross multiply
    26,519.16x = 39,782.40 × 13,364.37
  4. Step 4: Simplify right side
    26,519.16x = 531,666,713.09
  5. Step 5: Solve for x
    x = 531,666,713.09/26,519.16
  6. Step 6: Final answer
    x = 20,048.40

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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.