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Finding the Fourth Proportional to 32,472.90, 44,817.12 and 19,048.50

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Solution

The fourth proportional to 32,472.90, 44,817.12 and 19,048.50 is: 26,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,472.90 : 44,817.12 = 19,048.50 : x
  2. Step 2: Convert to fraction form
    32,472.90/44,817.12 = 19,048.50/x
  3. Step 3: Cross multiply
    32,472.90x = 44,817.12 × 19,048.50
  4. Step 4: Simplify right side
    32,472.90x = 853,698,910.32
  5. Step 5: Solve for x
    x = 853,698,910.32/32,472.90
  6. Step 6: Final answer
    x = 26,289.58

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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.