Home / 43,296.19-64,946.75-12,133.87

Finding the Fourth Proportional to 43,296.19, 64,946.75 and 12,133.87

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Solution

The fourth proportional to 43,296.19, 64,946.75 and 12,133.87 is: 18,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.19 : 64,946.75 = 12,133.87 : x
  2. Step 2: Convert to fraction form
    43,296.19/64,946.75 = 12,133.87/x
  3. Step 3: Cross multiply
    43,296.19x = 64,946.75 × 12,133.87
  4. Step 4: Simplify right side
    43,296.19x = 788,055,198.39
  5. Step 5: Solve for x
    x = 788,055,198.39/43,296.19
  6. Step 6: Final answer
    x = 18,201.49

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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.