Home / 35,493.26-53,236.65-12,118.28

Finding the Fourth Proportional to 35,493.26, 53,236.65 and 12,118.28

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Solution

The fourth proportional to 35,493.26, 53,236.65 and 12,118.28 is: 18,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,493.26 : 53,236.65 = 12,118.28 : x
  2. Step 2: Convert to fraction form
    35,493.26/53,236.65 = 12,118.28/x
  3. Step 3: Cross multiply
    35,493.26x = 53,236.65 × 12,118.28
  4. Step 4: Simplify right side
    35,493.26x = 645,136,630.96
  5. Step 5: Solve for x
    x = 645,136,630.96/35,493.26
  6. Step 6: Final answer
    x = 18,176.31

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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.