Home / 52,065.75-78,101.66-14,628.74

Finding the Fourth Proportional to 52,065.75, 78,101.66 and 14,628.74

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Solution

The fourth proportional to 52,065.75, 78,101.66 and 14,628.74 is: 21,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.75 : 78,101.66 = 14,628.74 : x
  2. Step 2: Convert to fraction form
    52,065.75/78,101.66 = 14,628.74/x
  3. Step 3: Cross multiply
    52,065.75x = 78,101.66 × 14,628.74
  4. Step 4: Simplify right side
    52,065.75x = 1,142,528,804.56
  5. Step 5: Solve for x
    x = 1,142,528,804.56/52,065.75
  6. Step 6: Final answer
    x = 21,943.96

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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.