Home / 52,378.41-78,568.33-14,938.50

Finding the Fourth Proportional to 52,378.41, 78,568.33 and 14,938.50

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Solution

The fourth proportional to 52,378.41, 78,568.33 and 14,938.50 is: 22,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378.41 : 78,568.33 = 14,938.50 : x
  2. Step 2: Convert to fraction form
    52,378.41/78,568.33 = 14,938.50/x
  3. Step 3: Cross multiply
    52,378.41x = 78,568.33 × 14,938.50
  4. Step 4: Simplify right side
    52,378.41x = 1,173,692,997.71
  5. Step 5: Solve for x
    x = 1,173,692,997.71/52,378.41
  6. Step 6: Final answer
    x = 22,407.95

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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.