Home / 14,328.45-21,467.24-5,990.08

Finding the Fourth Proportional to 14,328.45, 21,467.24 and 5,990.08

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Solution

The fourth proportional to 14,328.45, 21,467.24 and 5,990.08 is: 8,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.45 : 21,467.24 = 5,990.08 : x
  2. Step 2: Convert to fraction form
    14,328.45/21,467.24 = 5,990.08/x
  3. Step 3: Cross multiply
    14,328.45x = 21,467.24 × 5,990.08
  4. Step 4: Simplify right side
    14,328.45x = 128,590,484.98
  5. Step 5: Solve for x
    x = 128,590,484.98/14,328.45
  6. Step 6: Final answer
    x = 8,974.49

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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.