Home / 43,245.53-64,871.04-18,280.93

Finding the Fourth Proportional to 43,245.53, 64,871.04 and 18,280.93

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Solution

The fourth proportional to 43,245.53, 64,871.04 and 18,280.93 is: 27,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,245.53 : 64,871.04 = 18,280.93 : x
  2. Step 2: Convert to fraction form
    43,245.53/64,871.04 = 18,280.93/x
  3. Step 3: Cross multiply
    43,245.53x = 64,871.04 × 18,280.93
  4. Step 4: Simplify right side
    43,245.53x = 1,185,902,525.51
  5. Step 5: Solve for x
    x = 1,185,902,525.51/43,245.53
  6. Step 6: Final answer
    x = 27,422.55

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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.