Home / 55,474.65-76,549.05-32,814.45

Finding the Fourth Proportional to 55,474.65, 76,549.05 and 32,814.45

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Solution

The fourth proportional to 55,474.65, 76,549.05 and 32,814.45 is: 45,280.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,474.65 : 76,549.05 = 32,814.45 : x
  2. Step 2: Convert to fraction form
    55,474.65/76,549.05 = 32,814.45/x
  3. Step 3: Cross multiply
    55,474.65x = 76,549.05 × 32,814.45
  4. Step 4: Simplify right side
    55,474.65x = 2,511,914,973.77
  5. Step 5: Solve for x
    x = 2,511,914,973.77/55,474.65
  6. Step 6: Final answer
    x = 45,280.41

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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.