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Finding the Fourth Proportional to 35,152.60, 52,728.90 and 14,371.24

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Solution

The fourth proportional to 35,152.60, 52,728.90 and 14,371.24 is: 21,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,152.60 : 52,728.90 = 14,371.24 : x
  2. Step 2: Convert to fraction form
    35,152.60/52,728.90 = 14,371.24/x
  3. Step 3: Cross multiply
    35,152.60x = 52,728.90 × 14,371.24
  4. Step 4: Simplify right side
    35,152.60x = 757,779,676.84
  5. Step 5: Solve for x
    x = 757,779,676.84/35,152.60
  6. Step 6: Final answer
    x = 21,556.86

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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.