Home / 43,058.21-64,552.45-13,460.81

Finding the Fourth Proportional to 43,058.21, 64,552.45 and 13,460.81

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Solution

The fourth proportional to 43,058.21, 64,552.45 and 13,460.81 is: 20,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,058.21 : 64,552.45 = 13,460.81 : x
  2. Step 2: Convert to fraction form
    43,058.21/64,552.45 = 13,460.81/x
  3. Step 3: Cross multiply
    43,058.21x = 64,552.45 × 13,460.81
  4. Step 4: Simplify right side
    43,058.21x = 868,927,941.72
  5. Step 5: Solve for x
    x = 868,927,941.72/43,058.21
  6. Step 6: Final answer
    x = 20,180.31

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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.