Home / 39,637.80-59,450.90-11,550.32

Finding the Fourth Proportional to 39,637.80, 59,450.90 and 11,550.32

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Solution

The fourth proportional to 39,637.80, 59,450.90 and 11,550.32 is: 17,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.80 : 59,450.90 = 11,550.32 : x
  2. Step 2: Convert to fraction form
    39,637.80/59,450.90 = 11,550.32/x
  3. Step 3: Cross multiply
    39,637.80x = 59,450.90 × 11,550.32
  4. Step 4: Simplify right side
    39,637.80x = 686,676,564.28
  5. Step 5: Solve for x
    x = 686,676,564.28/39,637.80
  6. Step 6: Final answer
    x = 17,323.78

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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.