Home / 32,412.96-44,736.30-20,470.32

Finding the Fourth Proportional to 32,412.96, 44,736.30 and 20,470.32

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Solution

The fourth proportional to 32,412.96, 44,736.30 and 20,470.32 is: 28,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.96 : 44,736.30 = 20,470.32 : x
  2. Step 2: Convert to fraction form
    32,412.96/44,736.30 = 20,470.32/x
  3. Step 3: Cross multiply
    32,412.96x = 44,736.30 × 20,470.32
  4. Step 4: Simplify right side
    32,412.96x = 915,766,376.62
  5. Step 5: Solve for x
    x = 915,766,376.62/32,412.96
  6. Step 6: Final answer
    x = 28,253.09

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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.