Home / 39,669.75-59,507.06-11,967.75

Finding the Fourth Proportional to 39,669.75, 59,507.06 and 11,967.75

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Solution

The fourth proportional to 39,669.75, 59,507.06 and 11,967.75 is: 17,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.75 : 59,507.06 = 11,967.75 : x
  2. Step 2: Convert to fraction form
    39,669.75/59,507.06 = 11,967.75/x
  3. Step 3: Cross multiply
    39,669.75x = 59,507.06 × 11,967.75
  4. Step 4: Simplify right side
    39,669.75x = 712,165,557.48
  5. Step 5: Solve for x
    x = 712,165,557.48/39,669.75
  6. Step 6: Final answer
    x = 17,952.36

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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.