Home / 43,223.63-64,839.08-12,058.88

Finding the Fourth Proportional to 43,223.63, 64,839.08 and 12,058.88

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Solution

The fourth proportional to 43,223.63, 64,839.08 and 12,058.88 is: 18,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,223.63 : 64,839.08 = 12,058.88 : x
  2. Step 2: Convert to fraction form
    43,223.63/64,839.08 = 12,058.88/x
  3. Step 3: Cross multiply
    43,223.63x = 64,839.08 × 12,058.88
  4. Step 4: Simplify right side
    43,223.63x = 781,886,390.98
  5. Step 5: Solve for x
    x = 781,886,390.98/43,223.63
  6. Step 6: Final answer
    x = 18,089.33

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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.