Home / 52,282.06-78,426.12-19,001.99

Finding the Fourth Proportional to 52,282.06, 78,426.12 and 19,001.99

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Solution

The fourth proportional to 52,282.06, 78,426.12 and 19,001.99 is: 28,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.06 : 78,426.12 = 19,001.99 : x
  2. Step 2: Convert to fraction form
    52,282.06/78,426.12 = 19,001.99/x
  3. Step 3: Cross multiply
    52,282.06x = 78,426.12 × 19,001.99
  4. Step 4: Simplify right side
    52,282.06x = 1,490,252,615.30
  5. Step 5: Solve for x
    x = 1,490,252,615.30/52,282.06
  6. Step 6: Final answer
    x = 28,504.09

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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.