Home / 17,869.04-26,808-12,614.30

Finding the Fourth Proportional to 17,869.04, 26,808 and 12,614.30

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Solution

The fourth proportional to 17,869.04, 26,808 and 12,614.30 is: 18,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.04 : 26,808 = 12,614.30 : x
  2. Step 2: Convert to fraction form
    17,869.04/26,808 = 12,614.30/x
  3. Step 3: Cross multiply
    17,869.04x = 26,808 × 12,614.30
  4. Step 4: Simplify right side
    17,869.04x = 338,164,154.40
  5. Step 5: Solve for x
    x = 338,164,154.40/17,869.04
  6. Step 6: Final answer
    x = 18,924.58

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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.