Home / 10,807.21-16,274.41-9,436.96

Finding the Fourth Proportional to 10,807.21, 16,274.41 and 9,436.96

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Solution

The fourth proportional to 10,807.21, 16,274.41 and 9,436.96 is: 14,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.21 : 16,274.41 = 9,436.96 : x
  2. Step 2: Convert to fraction form
    10,807.21/16,274.41 = 9,436.96/x
  3. Step 3: Cross multiply
    10,807.21x = 16,274.41 × 9,436.96
  4. Step 4: Simplify right side
    10,807.21x = 153,580,956.19
  5. Step 5: Solve for x
    x = 153,580,956.19/10,807.21
  6. Step 6: Final answer
    x = 14,210.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.