Home / 12,924.02-19,387.99-5,528.50

Finding the Fourth Proportional to 12,924.02, 19,387.99 and 5,528.50

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Solution

The fourth proportional to 12,924.02, 19,387.99 and 5,528.50 is: 8,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.02 : 19,387.99 = 5,528.50 : x
  2. Step 2: Convert to fraction form
    12,924.02/19,387.99 = 5,528.50/x
  3. Step 3: Cross multiply
    12,924.02x = 19,387.99 × 5,528.50
  4. Step 4: Simplify right side
    12,924.02x = 107,186,502.72
  5. Step 5: Solve for x
    x = 107,186,502.72/12,924.02
  6. Step 6: Final answer
    x = 8,293.59

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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.