Home / 43,263.09-64,894.64-12,098.34

Finding the Fourth Proportional to 43,263.09, 64,894.64 and 12,098.34

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Solution

The fourth proportional to 43,263.09, 64,894.64 and 12,098.34 is: 18,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,263.09 : 64,894.64 = 12,098.34 : x
  2. Step 2: Convert to fraction form
    43,263.09/64,894.64 = 12,098.34/x
  3. Step 3: Cross multiply
    43,263.09x = 64,894.64 × 12,098.34
  4. Step 4: Simplify right side
    43,263.09x = 785,117,358.41
  5. Step 5: Solve for x
    x = 785,117,358.41/43,263.09
  6. Step 6: Final answer
    x = 18,147.51

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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.