Home / 14,580.12-21,871.48-6,258.26

Finding the Fourth Proportional to 14,580.12, 21,871.48 and 6,258.26

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Solution

The fourth proportional to 14,580.12, 21,871.48 and 6,258.26 is: 9,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.12 : 21,871.48 = 6,258.26 : x
  2. Step 2: Convert to fraction form
    14,580.12/21,871.48 = 6,258.26/x
  3. Step 3: Cross multiply
    14,580.12x = 21,871.48 × 6,258.26
  4. Step 4: Simplify right side
    14,580.12x = 136,877,408.42
  5. Step 5: Solve for x
    x = 136,877,408.42/14,580.12
  6. Step 6: Final answer
    x = 9,387.95

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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.