Home / 32,825.48-45,299.38-18,678.32

Finding the Fourth Proportional to 32,825.48, 45,299.38 and 18,678.32

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Solution

The fourth proportional to 32,825.48, 45,299.38 and 18,678.32 is: 25,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,825.48 : 45,299.38 = 18,678.32 : x
  2. Step 2: Convert to fraction form
    32,825.48/45,299.38 = 18,678.32/x
  3. Step 3: Cross multiply
    32,825.48x = 45,299.38 × 18,678.32
  4. Step 4: Simplify right side
    32,825.48x = 846,116,315.44
  5. Step 5: Solve for x
    x = 846,116,315.44/32,825.48
  6. Step 6: Final answer
    x = 25,776.21

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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.