Home / 19,225.02-28,839.21-5,374.06

Finding the Fourth Proportional to 19,225.02, 28,839.21 and 5,374.06

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Solution

The fourth proportional to 19,225.02, 28,839.21 and 5,374.06 is: 8,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,225.02 : 28,839.21 = 5,374.06 : x
  2. Step 2: Convert to fraction form
    19,225.02/28,839.21 = 5,374.06/x
  3. Step 3: Cross multiply
    19,225.02x = 28,839.21 × 5,374.06
  4. Step 4: Simplify right side
    19,225.02x = 154,983,644.89
  5. Step 5: Solve for x
    x = 154,983,644.89/19,225.02
  6. Step 6: Final answer
    x = 8,061.56

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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.