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Finding the Fourth Proportional to 9,473.76, 14,106.80 and 9,369.28

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Solution

The fourth proportional to 9,473.76, 14,106.80 and 9,369.28 is: 13,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,473.76 : 14,106.80 = 9,369.28 : x
  2. Step 2: Convert to fraction form
    9,473.76/14,106.80 = 9,369.28/x
  3. Step 3: Cross multiply
    9,473.76x = 14,106.80 × 9,369.28
  4. Step 4: Simplify right side
    9,473.76x = 132,170,559.10
  5. Step 5: Solve for x
    x = 132,170,559.10/9,473.76
  6. Step 6: Final answer
    x = 13,951.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.