Home / 52,058.16-78,078.45-14,609.64

Finding the Fourth Proportional to 52,058.16, 78,078.45 and 14,609.64

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Solution

The fourth proportional to 52,058.16, 78,078.45 and 14,609.64 is: 21,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,058.16 : 78,078.45 = 14,609.64 : x
  2. Step 2: Convert to fraction form
    52,058.16/78,078.45 = 14,609.64/x
  3. Step 3: Cross multiply
    52,058.16x = 78,078.45 × 14,609.64
  4. Step 4: Simplify right side
    52,058.16x = 1,140,698,046.26
  5. Step 5: Solve for x
    x = 1,140,698,046.26/52,058.16
  6. Step 6: Final answer
    x = 21,911.99

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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.