Home / 25,133.20-34,684.53-14,230.50

Finding the Fourth Proportional to 25,133.20, 34,684.53 and 14,230.50

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Solution

The fourth proportional to 25,133.20, 34,684.53 and 14,230.50 is: 19,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.20 : 34,684.53 = 14,230.50 : x
  2. Step 2: Convert to fraction form
    25,133.20/34,684.53 = 14,230.50/x
  3. Step 3: Cross multiply
    25,133.20x = 34,684.53 × 14,230.50
  4. Step 4: Simplify right side
    25,133.20x = 493,578,204.17
  5. Step 5: Solve for x
    x = 493,578,204.17/25,133.20
  6. Step 6: Final answer
    x = 19,638.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.