Home / 32,916.54-45,433.35-20,173.98

Finding the Fourth Proportional to 32,916.54, 45,433.35 and 20,173.98

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Solution

The fourth proportional to 32,916.54, 45,433.35 and 20,173.98 is: 27,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,916.54 : 45,433.35 = 20,173.98 : x
  2. Step 2: Convert to fraction form
    32,916.54/45,433.35 = 20,173.98/x
  3. Step 3: Cross multiply
    32,916.54x = 45,433.35 × 20,173.98
  4. Step 4: Simplify right side
    32,916.54x = 916,571,494.23
  5. Step 5: Solve for x
    x = 916,571,494.23/32,916.54
  6. Step 6: Final answer
    x = 27,845.32

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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.