Home / 40,675.30-56,131.48-22,770.45

Finding the Fourth Proportional to 40,675.30, 56,131.48 and 22,770.45

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Solution

The fourth proportional to 40,675.30, 56,131.48 and 22,770.45 is: 31,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,675.30 : 56,131.48 = 22,770.45 : x
  2. Step 2: Convert to fraction form
    40,675.30/56,131.48 = 22,770.45/x
  3. Step 3: Cross multiply
    40,675.30x = 56,131.48 × 22,770.45
  4. Step 4: Simplify right side
    40,675.30x = 1,278,139,058.77
  5. Step 5: Solve for x
    x = 1,278,139,058.77/40,675.30
  6. Step 6: Final answer
    x = 31,422.98

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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.