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Finding the Fourth Proportional to 32,554.59, 44,930.12 and 20,619.04

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Solution

The fourth proportional to 32,554.59, 44,930.12 and 20,619.04 is: 28,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,554.59 : 44,930.12 = 20,619.04 : x
  2. Step 2: Convert to fraction form
    32,554.59/44,930.12 = 20,619.04/x
  3. Step 3: Cross multiply
    32,554.59x = 44,930.12 × 20,619.04
  4. Step 4: Simplify right side
    32,554.59x = 926,415,941.48
  5. Step 5: Solve for x
    x = 926,415,941.48/32,554.59
  6. Step 6: Final answer
    x = 28,457.31

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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.