Home / 39,600.40-59,409.46-13,304.42

Finding the Fourth Proportional to 39,600.40, 59,409.46 and 13,304.42

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Solution

The fourth proportional to 39,600.40, 59,409.46 and 13,304.42 is: 19,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,600.40 : 59,409.46 = 13,304.42 : x
  2. Step 2: Convert to fraction form
    39,600.40/59,409.46 = 13,304.42/x
  3. Step 3: Cross multiply
    39,600.40x = 59,409.46 × 13,304.42
  4. Step 4: Simplify right side
    39,600.40x = 790,408,407.81
  5. Step 5: Solve for x
    x = 790,408,407.81/39,600.40
  6. Step 6: Final answer
    x = 19,959.61

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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.