Home / 45,964.80-68,966.40-14,809.60

Finding the Fourth Proportional to 45,964.80, 68,966.40 and 14,809.60

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Solution

The fourth proportional to 45,964.80, 68,966.40 and 14,809.60 is: 22,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,964.80 : 68,966.40 = 14,809.60 : x
  2. Step 2: Convert to fraction form
    45,964.80/68,966.40 = 14,809.60/x
  3. Step 3: Cross multiply
    45,964.80x = 68,966.40 × 14,809.60
  4. Step 4: Simplify right side
    45,964.80x = 1,021,364,797.44
  5. Step 5: Solve for x
    x = 1,021,364,797.44/45,964.80
  6. Step 6: Final answer
    x = 22,220.59

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1.5x scale

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.