Home / 32,975.58-45,525.75-21,664.84

Finding the Fourth Proportional to 32,975.58, 45,525.75 and 21,664.84

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Solution

The fourth proportional to 32,975.58, 45,525.75 and 21,664.84 is: 29,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.58 : 45,525.75 = 21,664.84 : x
  2. Step 2: Convert to fraction form
    32,975.58/45,525.75 = 21,664.84/x
  3. Step 3: Cross multiply
    32,975.58x = 45,525.75 × 21,664.84
  4. Step 4: Simplify right side
    32,975.58x = 986,308,089.63
  5. Step 5: Solve for x
    x = 986,308,089.63/32,975.58
  6. Step 6: Final answer
    x = 29,910.26

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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.