Home / 32,676.80-45,087.08-21,362.85

Finding the Fourth Proportional to 32,676.80, 45,087.08 and 21,362.85

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Solution

The fourth proportional to 32,676.80, 45,087.08 and 21,362.85 is: 29,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,676.80 : 45,087.08 = 21,362.85 : x
  2. Step 2: Convert to fraction form
    32,676.80/45,087.08 = 21,362.85/x
  3. Step 3: Cross multiply
    32,676.80x = 45,087.08 × 21,362.85
  4. Step 4: Simplify right side
    32,676.80x = 963,188,420.16
  5. Step 5: Solve for x
    x = 963,188,420.16/32,676.80
  6. Step 6: Final answer
    x = 29,476.22

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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.