Home / 29,135.58-43,703.41-12,484.81

Finding the Fourth Proportional to 29,135.58, 43,703.41 and 12,484.81

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Solution

The fourth proportional to 29,135.58, 43,703.41 and 12,484.81 is: 18,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135.58 : 43,703.41 = 12,484.81 : x
  2. Step 2: Convert to fraction form
    29,135.58/43,703.41 = 12,484.81/x
  3. Step 3: Cross multiply
    29,135.58x = 43,703.41 × 12,484.81
  4. Step 4: Simplify right side
    29,135.58x = 545,628,770.20
  5. Step 5: Solve for x
    x = 545,628,770.20/29,135.58
  6. Step 6: Final answer
    x = 18,727.23

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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.