Home / 14,368.92-21,555.81-6,578.34

Finding the Fourth Proportional to 14,368.92, 21,555.81 and 6,578.34

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Solution

The fourth proportional to 14,368.92, 21,555.81 and 6,578.34 is: 9,868.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.92 : 21,555.81 = 6,578.34 : x
  2. Step 2: Convert to fraction form
    14,368.92/21,555.81 = 6,578.34/x
  3. Step 3: Cross multiply
    14,368.92x = 21,555.81 × 6,578.34
  4. Step 4: Simplify right side
    14,368.92x = 141,801,447.16
  5. Step 5: Solve for x
    x = 141,801,447.16/14,368.92
  6. Step 6: Final answer
    x = 9,868.62

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1.5x scale

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.