Home / 40,675.84-56,130.02-22,770.70

Finding the Fourth Proportional to 40,675.84, 56,130.02 and 22,770.70

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Solution

The fourth proportional to 40,675.84, 56,130.02 and 22,770.70 is: 31,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,675.84 : 56,130.02 = 22,770.70 : x
  2. Step 2: Convert to fraction form
    40,675.84/56,130.02 = 22,770.70/x
  3. Step 3: Cross multiply
    40,675.84x = 56,130.02 × 22,770.70
  4. Step 4: Simplify right side
    40,675.84x = 1,278,119,846.41
  5. Step 5: Solve for x
    x = 1,278,119,846.41/40,675.84
  6. Step 6: Final answer
    x = 31,422.09

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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.