Home / 51,251.94-76,877.90-15,713.35

Finding the Fourth Proportional to 51,251.94, 76,877.90 and 15,713.35

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Solution

The fourth proportional to 51,251.94, 76,877.90 and 15,713.35 is: 23,570.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,251.94 : 76,877.90 = 15,713.35 : x
  2. Step 2: Convert to fraction form
    51,251.94/76,877.90 = 15,713.35/x
  3. Step 3: Cross multiply
    51,251.94x = 76,877.90 × 15,713.35
  4. Step 4: Simplify right side
    51,251.94x = 1,208,009,271.40
  5. Step 5: Solve for x
    x = 1,208,009,271.40/51,251.94
  6. Step 6: Final answer
    x = 23,570.02

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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.