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Finding the Fourth Proportional to 40,058.51, 60,089.00 and 13,762.88

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Solution

The fourth proportional to 40,058.51, 60,089.00 and 13,762.88 is: 20,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058.51 : 60,089.00 = 13,762.88 : x
  2. Step 2: Convert to fraction form
    40,058.51/60,089.00 = 13,762.88/x
  3. Step 3: Cross multiply
    40,058.51x = 60,089.00 × 13,762.88
  4. Step 4: Simplify right side
    40,058.51x = 826,997,327.06
  5. Step 5: Solve for x
    x = 826,997,327.06/40,058.51
  6. Step 6: Final answer
    x = 20,644.73

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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.