Home / 40,634.88-56,075.10-22,730.64

Finding the Fourth Proportional to 40,634.88, 56,075.10 and 22,730.64

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Solution

The fourth proportional to 40,634.88, 56,075.10 and 22,730.64 is: 31,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,634.88 : 56,075.10 = 22,730.64 : x
  2. Step 2: Convert to fraction form
    40,634.88/56,075.10 = 22,730.64/x
  3. Step 3: Cross multiply
    40,634.88x = 56,075.10 × 22,730.64
  4. Step 4: Simplify right side
    40,634.88x = 1,274,622,911.06
  5. Step 5: Solve for x
    x = 1,274,622,911.06/40,634.88
  6. Step 6: Final answer
    x = 31,367.70

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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.