Home / 51,471.47-77,219.69-16,411.09

Finding the Fourth Proportional to 51,471.47, 77,219.69 and 16,411.09

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Solution

The fourth proportional to 51,471.47, 77,219.69 and 16,411.09 is: 24,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471.47 : 77,219.69 = 16,411.09 : x
  2. Step 2: Convert to fraction form
    51,471.47/77,219.69 = 16,411.09/x
  3. Step 3: Cross multiply
    51,471.47x = 77,219.69 × 16,411.09
  4. Step 4: Simplify right side
    51,471.47x = 1,267,259,282.36
  5. Step 5: Solve for x
    x = 1,267,259,282.36/51,471.47
  6. Step 6: Final answer
    x = 24,620.62

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1.5x scale

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.