Home / 39,070.71-58,579.36-18,796.77

Finding the Fourth Proportional to 39,070.71, 58,579.36 and 18,796.77

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Solution

The fourth proportional to 39,070.71, 58,579.36 and 18,796.77 is: 28,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,070.71 : 58,579.36 = 18,796.77 : x
  2. Step 2: Convert to fraction form
    39,070.71/58,579.36 = 18,796.77/x
  3. Step 3: Cross multiply
    39,070.71x = 58,579.36 × 18,796.77
  4. Step 4: Simplify right side
    39,070.71x = 1,101,102,756.67
  5. Step 5: Solve for x
    x = 1,101,102,756.67/39,070.71
  6. Step 6: Final answer
    x = 28,182.31

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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.