Home / 39,557.25-59,335.88-11,855.25

Finding the Fourth Proportional to 39,557.25, 59,335.88 and 11,855.25

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Solution

The fourth proportional to 39,557.25, 59,335.88 and 11,855.25 is: 17,782.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,557.25 : 59,335.88 = 11,855.25 : x
  2. Step 2: Convert to fraction form
    39,557.25/59,335.88 = 11,855.25/x
  3. Step 3: Cross multiply
    39,557.25x = 59,335.88 × 11,855.25
  4. Step 4: Simplify right side
    39,557.25x = 703,441,632.09
  5. Step 5: Solve for x
    x = 703,441,632.09/39,557.25
  6. Step 6: Final answer
    x = 17,782.88

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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.