Home / 56,421.08-84,634.86-14,867

Finding the Fourth Proportional to 56,421.08, 84,634.86 and 14,867

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Solution

The fourth proportional to 56,421.08, 84,634.86 and 14,867 is: 22,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,421.08 : 84,634.86 = 14,867 : x
  2. Step 2: Convert to fraction form
    56,421.08/84,634.86 = 14,867/x
  3. Step 3: Cross multiply
    56,421.08x = 84,634.86 × 14,867
  4. Step 4: Simplify right side
    56,421.08x = 1,258,266,463.62
  5. Step 5: Solve for x
    x = 1,258,266,463.62/56,421.08
  6. Step 6: Final answer
    x = 22,301.35

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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.