Home / 14,334.72-21,507.24-6,436.62

Finding the Fourth Proportional to 14,334.72, 21,507.24 and 6,436.62

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Solution

The fourth proportional to 14,334.72, 21,507.24 and 6,436.62 is: 9,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.72 : 21,507.24 = 6,436.62 : x
  2. Step 2: Convert to fraction form
    14,334.72/21,507.24 = 6,436.62/x
  3. Step 3: Cross multiply
    14,334.72x = 21,507.24 × 6,436.62
  4. Step 4: Simplify right side
    14,334.72x = 138,433,931.13
  5. Step 5: Solve for x
    x = 138,433,931.13/14,334.72
  6. Step 6: Final answer
    x = 9,657.25

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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.