Home / 39,006.36-58,436.06-19,261.80

Finding the Fourth Proportional to 39,006.36, 58,436.06 and 19,261.80

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Solution

The fourth proportional to 39,006.36, 58,436.06 and 19,261.80 is: 28,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.36 : 58,436.06 = 19,261.80 : x
  2. Step 2: Convert to fraction form
    39,006.36/58,436.06 = 19,261.80/x
  3. Step 3: Cross multiply
    39,006.36x = 58,436.06 × 19,261.80
  4. Step 4: Simplify right side
    39,006.36x = 1,125,583,700.51
  5. Step 5: Solve for x
    x = 1,125,583,700.51/39,006.36
  6. Step 6: Final answer
    x = 28,856.41

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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.