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Finding the Fourth Proportional to 32,289.69, 48,434.69 and 9,800.56

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Solution

The fourth proportional to 32,289.69, 48,434.69 and 9,800.56 is: 14,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,289.69 : 48,434.69 = 9,800.56 : x
  2. Step 2: Convert to fraction form
    32,289.69/48,434.69 = 9,800.56/x
  3. Step 3: Cross multiply
    32,289.69x = 48,434.69 × 9,800.56
  4. Step 4: Simplify right side
    32,289.69x = 474,687,151.70
  5. Step 5: Solve for x
    x = 474,687,151.70/32,289.69
  6. Step 6: Final answer
    x = 14,700.89

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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.