Home / 66,425.76-99,650.40-22,047.84

Finding the Fourth Proportional to 66,425.76, 99,650.40 and 22,047.84

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Solution

The fourth proportional to 66,425.76, 99,650.40 and 22,047.84 is: 33,075.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,425.76 : 99,650.40 = 22,047.84 : x
  2. Step 2: Convert to fraction form
    66,425.76/99,650.40 = 22,047.84/x
  3. Step 3: Cross multiply
    66,425.76x = 99,650.40 × 22,047.84
  4. Step 4: Simplify right side
    66,425.76x = 2,197,076,075.14
  5. Step 5: Solve for x
    x = 2,197,076,075.14/66,425.76
  6. Step 6: Final answer
    x = 33,075.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.