Home / 14,913.81-20,582.91-8,626.23

Finding the Fourth Proportional to 14,913.81, 20,582.91 and 8,626.23

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Solution

The fourth proportional to 14,913.81, 20,582.91 and 8,626.23 is: 11,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.81 : 20,582.91 = 8,626.23 : x
  2. Step 2: Convert to fraction form
    14,913.81/20,582.91 = 8,626.23/x
  3. Step 3: Cross multiply
    14,913.81x = 20,582.91 × 8,626.23
  4. Step 4: Simplify right side
    14,913.81x = 177,552,915.73
  5. Step 5: Solve for x
    x = 177,552,915.73/14,913.81
  6. Step 6: Final answer
    x = 11,905.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.