Home / 14,407.18-21,571.80-7,467.10

Finding the Fourth Proportional to 14,407.18, 21,571.80 and 7,467.10

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Solution

The fourth proportional to 14,407.18, 21,571.80 and 7,467.10 is: 11,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.18 : 21,571.80 = 7,467.10 : x
  2. Step 2: Convert to fraction form
    14,407.18/21,571.80 = 7,467.10/x
  3. Step 3: Cross multiply
    14,407.18x = 21,571.80 × 7,467.10
  4. Step 4: Simplify right side
    14,407.18x = 161,078,787.78
  5. Step 5: Solve for x
    x = 161,078,787.78/14,407.18
  6. Step 6: Final answer
    x = 11,180.45

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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.