Home / 14,126.25-19,494.21-7,752.89

Finding the Fourth Proportional to 14,126.25, 19,494.21 and 7,752.89

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Solution

The fourth proportional to 14,126.25, 19,494.21 and 7,752.89 is: 10,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.25 : 19,494.21 = 7,752.89 : x
  2. Step 2: Convert to fraction form
    14,126.25/19,494.21 = 7,752.89/x
  3. Step 3: Cross multiply
    14,126.25x = 19,494.21 × 7,752.89
  4. Step 4: Simplify right side
    14,126.25x = 151,136,368.30
  5. Step 5: Solve for x
    x = 151,136,368.30/14,126.25
  6. Step 6: Final answer
    x = 10,698.97

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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.