Home / 14,437.43-21,650.64-6,938.92

Finding the Fourth Proportional to 14,437.43, 21,650.64 and 6,938.92

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Solution

The fourth proportional to 14,437.43, 21,650.64 and 6,938.92 is: 10,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.43 : 21,650.64 = 6,938.92 : x
  2. Step 2: Convert to fraction form
    14,437.43/21,650.64 = 6,938.92/x
  3. Step 3: Cross multiply
    14,437.43x = 21,650.64 × 6,938.92
  4. Step 4: Simplify right side
    14,437.43x = 150,232,058.91
  5. Step 5: Solve for x
    x = 150,232,058.91/14,437.43
  6. Step 6: Final answer
    x = 10,405.73

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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.