Home / 30,996.14-42,773.67-16,848.88

Finding the Fourth Proportional to 30,996.14, 42,773.67 and 16,848.88

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Solution

The fourth proportional to 30,996.14, 42,773.67 and 16,848.88 is: 23,250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.14 : 42,773.67 = 16,848.88 : x
  2. Step 2: Convert to fraction form
    30,996.14/42,773.67 = 16,848.88/x
  3. Step 3: Cross multiply
    30,996.14x = 42,773.67 × 16,848.88
  4. Step 4: Simplify right side
    30,996.14x = 720,688,326.06
  5. Step 5: Solve for x
    x = 720,688,326.06/30,996.14
  6. Step 6: Final answer
    x = 23,250.91

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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.