Home / 39,627.04-59,433.84-11,918.56

Finding the Fourth Proportional to 39,627.04, 59,433.84 and 11,918.56

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Solution

The fourth proportional to 39,627.04, 59,433.84 and 11,918.56 is: 17,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,627.04 : 59,433.84 = 11,918.56 : x
  2. Step 2: Convert to fraction form
    39,627.04/59,433.84 = 11,918.56/x
  3. Step 3: Cross multiply
    39,627.04x = 59,433.84 × 11,918.56
  4. Step 4: Simplify right side
    39,627.04x = 708,365,788.07
  5. Step 5: Solve for x
    x = 708,365,788.07/39,627.04
  6. Step 6: Final answer
    x = 17,875.82

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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.