Home / 14,213.64-19,614.54-7,925.88

Finding the Fourth Proportional to 14,213.64, 19,614.54 and 7,925.88

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Solution

The fourth proportional to 14,213.64, 19,614.54 and 7,925.88 is: 10,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.64 : 19,614.54 = 7,925.88 : x
  2. Step 2: Convert to fraction form
    14,213.64/19,614.54 = 7,925.88/x
  3. Step 3: Cross multiply
    14,213.64x = 19,614.54 × 7,925.88
  4. Step 4: Simplify right side
    14,213.64x = 155,462,490.30
  5. Step 5: Solve for x
    x = 155,462,490.30/14,213.64
  6. Step 6: Final answer
    x = 10,937.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.