Home / 51,447.45-77,176.85-16,378.95

Finding the Fourth Proportional to 51,447.45, 77,176.85 and 16,378.95

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Solution

The fourth proportional to 51,447.45, 77,176.85 and 16,378.95 is: 24,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,447.45 : 77,176.85 = 16,378.95 : x
  2. Step 2: Convert to fraction form
    51,447.45/77,176.85 = 16,378.95/x
  3. Step 3: Cross multiply
    51,447.45x = 77,176.85 × 16,378.95
  4. Step 4: Simplify right side
    51,447.45x = 1,264,075,685.41
  5. Step 5: Solve for x
    x = 1,264,075,685.41/51,447.45
  6. Step 6: Final answer
    x = 24,570.23

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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.