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Finding the Fourth Proportional to 32,663.70, 48,898.35 and 19,509.30

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Solution

The fourth proportional to 32,663.70, 48,898.35 and 19,509.30 is: 29,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,663.70 : 48,898.35 = 19,509.30 : x
  2. Step 2: Convert to fraction form
    32,663.70/48,898.35 = 19,509.30/x
  3. Step 3: Cross multiply
    32,663.70x = 48,898.35 × 19,509.30
  4. Step 4: Simplify right side
    32,663.70x = 953,972,579.66
  5. Step 5: Solve for x
    x = 953,972,579.66/32,663.70
  6. Step 6: Final answer
    x = 29,205.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.