Home / 39,130.58-53,999.25-22,362.58

Finding the Fourth Proportional to 39,130.58, 53,999.25 and 22,362.58

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Solution

The fourth proportional to 39,130.58, 53,999.25 and 22,362.58 is: 30,859.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.58 : 53,999.25 = 22,362.58 : x
  2. Step 2: Convert to fraction form
    39,130.58/53,999.25 = 22,362.58/x
  3. Step 3: Cross multiply
    39,130.58x = 53,999.25 × 22,362.58
  4. Step 4: Simplify right side
    39,130.58x = 1,207,562,548.07
  5. Step 5: Solve for x
    x = 1,207,562,548.07/39,130.58
  6. Step 6: Final answer
    x = 30,859.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.