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Finding the Fourth Proportional to 9,933.76, 14,903.04 and 7,017.76

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Solution

The fourth proportional to 9,933.76, 14,903.04 and 7,017.76 is: 10,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.76 : 14,903.04 = 7,017.76 : x
  2. Step 2: Convert to fraction form
    9,933.76/14,903.04 = 7,017.76/x
  3. Step 3: Cross multiply
    9,933.76x = 14,903.04 × 7,017.76
  4. Step 4: Simplify right side
    9,933.76x = 104,585,957.99
  5. Step 5: Solve for x
    x = 104,585,957.99/9,933.76
  6. Step 6: Final answer
    x = 10,528.34

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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.