Home / 14,480.56-21,717.60-4,618

Finding the Fourth Proportional to 14,480.56, 21,717.60 and 4,618

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Solution

The fourth proportional to 14,480.56, 21,717.60 and 4,618 is: 6,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.56 : 21,717.60 = 4,618 : x
  2. Step 2: Convert to fraction form
    14,480.56/21,717.60 = 4,618/x
  3. Step 3: Cross multiply
    14,480.56x = 21,717.60 × 4,618
  4. Step 4: Simplify right side
    14,480.56x = 100,291,876.80
  5. Step 5: Solve for x
    x = 100,291,876.80/14,480.56
  6. Step 6: Final answer
    x = 6,925.97

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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.