Home / 34,263.84-51,382.80-13,476

Finding the Fourth Proportional to 34,263.84, 51,382.80 and 13,476

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Solution

The fourth proportional to 34,263.84, 51,382.80 and 13,476 is: 20,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,263.84 : 51,382.80 = 13,476 : x
  2. Step 2: Convert to fraction form
    34,263.84/51,382.80 = 13,476/x
  3. Step 3: Cross multiply
    34,263.84x = 51,382.80 × 13,476
  4. Step 4: Simplify right side
    34,263.84x = 692,434,612.80
  5. Step 5: Solve for x
    x = 692,434,612.80/34,263.84
  6. Step 6: Final answer
    x = 20,208.90

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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.