Home / 29,862.60-41,212.80-16,436.40

Finding the Fourth Proportional to 29,862.60, 41,212.80 and 16,436.40

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Solution

The fourth proportional to 29,862.60, 41,212.80 and 16,436.40 is: 22,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,862.60 : 41,212.80 = 16,436.40 : x
  2. Step 2: Convert to fraction form
    29,862.60/41,212.80 = 16,436.40/x
  3. Step 3: Cross multiply
    29,862.60x = 41,212.80 × 16,436.40
  4. Step 4: Simplify right side
    29,862.60x = 677,390,065.92
  5. Step 5: Solve for x
    x = 677,390,065.92/29,862.60
  6. Step 6: Final answer
    x = 22,683.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.