Home / 19,253.90-28,882.86-5,214.04

Finding the Fourth Proportional to 19,253.90, 28,882.86 and 5,214.04

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Solution

The fourth proportional to 19,253.90, 28,882.86 and 5,214.04 is: 7,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.90 : 28,882.86 = 5,214.04 : x
  2. Step 2: Convert to fraction form
    19,253.90/28,882.86 = 5,214.04/x
  3. Step 3: Cross multiply
    19,253.90x = 28,882.86 × 5,214.04
  4. Step 4: Simplify right side
    19,253.90x = 150,596,387.35
  5. Step 5: Solve for x
    x = 150,596,387.35/19,253.90
  6. Step 6: Final answer
    x = 7,821.60

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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.