Home / 19,700.96-29,504.45-10,914.08

Finding the Fourth Proportional to 19,700.96, 29,504.45 and 10,914.08

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Solution

The fourth proportional to 19,700.96, 29,504.45 and 10,914.08 is: 16,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.96 : 29,504.45 = 10,914.08 : x
  2. Step 2: Convert to fraction form
    19,700.96/29,504.45 = 10,914.08/x
  3. Step 3: Cross multiply
    19,700.96x = 29,504.45 × 10,914.08
  4. Step 4: Simplify right side
    19,700.96x = 322,013,807.42
  5. Step 5: Solve for x
    x = 322,013,807.42/19,700.96
  6. Step 6: Final answer
    x = 16,345.09

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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.