Home / 39,053.36-58,506.56-19,308.80

Finding the Fourth Proportional to 39,053.36, 58,506.56 and 19,308.80

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Solution

The fourth proportional to 39,053.36, 58,506.56 and 19,308.80 is: 28,926.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,053.36 : 58,506.56 = 19,308.80 : x
  2. Step 2: Convert to fraction form
    39,053.36/58,506.56 = 19,308.80/x
  3. Step 3: Cross multiply
    39,053.36x = 58,506.56 × 19,308.80
  4. Step 4: Simplify right side
    39,053.36x = 1,129,691,465.73
  5. Step 5: Solve for x
    x = 1,129,691,465.73/39,053.36
  6. Step 6: Final answer
    x = 28,926.87

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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.