Home / 48,490.39-66,878.79-33,186.01

Finding the Fourth Proportional to 48,490.39, 66,878.79 and 33,186.01

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Solution

The fourth proportional to 48,490.39, 66,878.79 and 33,186.01 is: 45,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490.39 : 66,878.79 = 33,186.01 : x
  2. Step 2: Convert to fraction form
    48,490.39/66,878.79 = 33,186.01/x
  3. Step 3: Cross multiply
    48,490.39x = 66,878.79 × 33,186.01
  4. Step 4: Simplify right side
    48,490.39x = 2,219,440,193.73
  5. Step 5: Solve for x
    x = 2,219,440,193.73/48,490.39
  6. Step 6: Final answer
    x = 45,770.72

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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.