Home / 40,643.14-56,089.98-22,738.26

Finding the Fourth Proportional to 40,643.14, 56,089.98 and 22,738.26

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Solution

The fourth proportional to 40,643.14, 56,089.98 and 22,738.26 is: 31,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,643.14 : 56,089.98 = 22,738.26 : x
  2. Step 2: Convert to fraction form
    40,643.14/56,089.98 = 22,738.26/x
  3. Step 3: Cross multiply
    40,643.14x = 56,089.98 × 22,738.26
  4. Step 4: Simplify right side
    40,643.14x = 1,275,388,548.63
  5. Step 5: Solve for x
    x = 1,275,388,548.63/40,643.14
  6. Step 6: Final answer
    x = 31,380.17

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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.