Home / 39,701.88-59,554.44-13,409.28

Finding the Fourth Proportional to 39,701.88, 59,554.44 and 13,409.28

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Solution

The fourth proportional to 39,701.88, 59,554.44 and 13,409.28 is: 20,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,701.88 : 59,554.44 = 13,409.28 : x
  2. Step 2: Convert to fraction form
    39,701.88/59,554.44 = 13,409.28/x
  3. Step 3: Cross multiply
    39,701.88x = 59,554.44 × 13,409.28
  4. Step 4: Simplify right side
    39,701.88x = 798,582,161.20
  5. Step 5: Solve for x
    x = 798,582,161.20/39,701.88
  6. Step 6: Final answer
    x = 20,114.47

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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.