Home / 19,001.14-28,502.94-7,314.36

Finding the Fourth Proportional to 19,001.14, 28,502.94 and 7,314.36

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Solution

The fourth proportional to 19,001.14, 28,502.94 and 7,314.36 is: 10,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.14 : 28,502.94 = 7,314.36 : x
  2. Step 2: Convert to fraction form
    19,001.14/28,502.94 = 7,314.36/x
  3. Step 3: Cross multiply
    19,001.14x = 28,502.94 × 7,314.36
  4. Step 4: Simplify right side
    19,001.14x = 208,480,764.22
  5. Step 5: Solve for x
    x = 208,480,764.22/19,001.14
  6. Step 6: Final answer
    x = 10,972.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.