Home / 52,040.35-78,065.43-14,600.28

Finding the Fourth Proportional to 52,040.35, 78,065.43 and 14,600.28

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Solution

The fourth proportional to 52,040.35, 78,065.43 and 14,600.28 is: 21,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,040.35 : 78,065.43 = 14,600.28 : x
  2. Step 2: Convert to fraction form
    52,040.35/78,065.43 = 14,600.28/x
  3. Step 3: Cross multiply
    52,040.35x = 78,065.43 × 14,600.28
  4. Step 4: Simplify right side
    52,040.35x = 1,139,776,935.20
  5. Step 5: Solve for x
    x = 1,139,776,935.20/52,040.35
  6. Step 6: Final answer
    x = 21,901.79

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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.