Home / 14,632.16-20,192.23-7,917.64

Finding the Fourth Proportional to 14,632.16, 20,192.23 and 7,917.64

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Solution

The fourth proportional to 14,632.16, 20,192.23 and 7,917.64 is: 10,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.16 : 20,192.23 = 7,917.64 : x
  2. Step 2: Convert to fraction form
    14,632.16/20,192.23 = 7,917.64/x
  3. Step 3: Cross multiply
    14,632.16x = 20,192.23 × 7,917.64
  4. Step 4: Simplify right side
    14,632.16x = 159,874,722.82
  5. Step 5: Solve for x
    x = 159,874,722.82/14,632.16
  6. Step 6: Final answer
    x = 10,926.26

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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.