Home / 51,200.75-76,801.13-14,264.75

Finding the Fourth Proportional to 51,200.75, 76,801.13 and 14,264.75

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Solution

The fourth proportional to 51,200.75, 76,801.13 and 14,264.75 is: 21,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.75 : 76,801.13 = 14,264.75 : x
  2. Step 2: Convert to fraction form
    51,200.75/76,801.13 = 14,264.75/x
  3. Step 3: Cross multiply
    51,200.75x = 76,801.13 × 14,264.75
  4. Step 4: Simplify right side
    51,200.75x = 1,095,548,919.17
  5. Step 5: Solve for x
    x = 1,095,548,919.17/51,200.75
  6. Step 6: Final answer
    x = 21,397.13

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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.