Home / 14,142.44-19,518.72-10,176.68

Finding the Fourth Proportional to 14,142.44, 19,518.72 and 10,176.68

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Solution

The fourth proportional to 14,142.44, 19,518.72 and 10,176.68 is: 14,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,142.44 : 19,518.72 = 10,176.68 : x
  2. Step 2: Convert to fraction form
    14,142.44/19,518.72 = 10,176.68/x
  3. Step 3: Cross multiply
    14,142.44x = 19,518.72 × 10,176.68
  4. Step 4: Simplify right side
    14,142.44x = 198,635,767.45
  5. Step 5: Solve for x
    x = 198,635,767.45/14,142.44
  6. Step 6: Final answer
    x = 14,045.37

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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.