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Finding the Fourth Proportional to 32,703.75, 49,056.12 and 9,330.21

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Solution

The fourth proportional to 32,703.75, 49,056.12 and 9,330.21 is: 13,995.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.75 : 49,056.12 = 9,330.21 : x
  2. Step 2: Convert to fraction form
    32,703.75/49,056.12 = 9,330.21/x
  3. Step 3: Cross multiply
    32,703.75x = 49,056.12 × 9,330.21
  4. Step 4: Simplify right side
    32,703.75x = 457,703,901.39
  5. Step 5: Solve for x
    x = 457,703,901.39/32,703.75
  6. Step 6: Final answer
    x = 13,995.46

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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.