Home / 39,914.90-59,854.97-11,445.58

Finding the Fourth Proportional to 39,914.90, 59,854.97 and 11,445.58

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Solution

The fourth proportional to 39,914.90, 59,854.97 and 11,445.58 is: 17,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.90 : 59,854.97 = 11,445.58 : x
  2. Step 2: Convert to fraction form
    39,914.90/59,854.97 = 11,445.58/x
  3. Step 3: Cross multiply
    39,914.90x = 59,854.97 × 11,445.58
  4. Step 4: Simplify right side
    39,914.90x = 685,074,614.28
  5. Step 5: Solve for x
    x = 685,074,614.28/39,914.90
  6. Step 6: Final answer
    x = 17,163.38

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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.