Home / 39,969.45-59,962.41-15,009.39

Finding the Fourth Proportional to 39,969.45, 59,962.41 and 15,009.39

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Solution

The fourth proportional to 39,969.45, 59,962.41 and 15,009.39 is: 22,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,969.45 : 59,962.41 = 15,009.39 : x
  2. Step 2: Convert to fraction form
    39,969.45/59,962.41 = 15,009.39/x
  3. Step 3: Cross multiply
    39,969.45x = 59,962.41 × 15,009.39
  4. Step 4: Simplify right side
    39,969.45x = 899,999,197.03
  5. Step 5: Solve for x
    x = 899,999,197.03/39,969.45
  6. Step 6: Final answer
    x = 22,517.18

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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.