Home / 26,739.16-36,903.94-15,406.47

Finding the Fourth Proportional to 26,739.16, 36,903.94 and 15,406.47

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Solution

The fourth proportional to 26,739.16, 36,903.94 and 15,406.47 is: 21,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.16 : 36,903.94 = 15,406.47 : x
  2. Step 2: Convert to fraction form
    26,739.16/36,903.94 = 15,406.47/x
  3. Step 3: Cross multiply
    26,739.16x = 36,903.94 × 15,406.47
  4. Step 4: Simplify right side
    26,739.16x = 568,559,405.98
  5. Step 5: Solve for x
    x = 568,559,405.98/26,739.16
  6. Step 6: Final answer
    x = 21,263.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.