Home / 14,328.78-21,495.90-4,465.41

Finding the Fourth Proportional to 14,328.78, 21,495.90 and 4,465.41

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Solution

The fourth proportional to 14,328.78, 21,495.90 and 4,465.41 is: 6,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.78 : 21,495.90 = 4,465.41 : x
  2. Step 2: Convert to fraction form
    14,328.78/21,495.90 = 4,465.41/x
  3. Step 3: Cross multiply
    14,328.78x = 21,495.90 × 4,465.41
  4. Step 4: Simplify right side
    14,328.78x = 95,988,006.82
  5. Step 5: Solve for x
    x = 95,988,006.82/14,328.78
  6. Step 6: Final answer
    x = 6,698.97

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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.