Home / 14,736.72-20,336.40-8,022.51

Finding the Fourth Proportional to 14,736.72, 20,336.40 and 8,022.51

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Solution

The fourth proportional to 14,736.72, 20,336.40 and 8,022.51 is: 11,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.72 : 20,336.40 = 8,022.51 : x
  2. Step 2: Convert to fraction form
    14,736.72/20,336.40 = 8,022.51/x
  3. Step 3: Cross multiply
    14,736.72x = 20,336.40 × 8,022.51
  4. Step 4: Simplify right side
    14,736.72x = 163,148,972.36
  5. Step 5: Solve for x
    x = 163,148,972.36/14,736.72
  6. Step 6: Final answer
    x = 11,070.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.