Home / 51,909.77-77,875.61-16,846.71

Finding the Fourth Proportional to 51,909.77, 77,875.61 and 16,846.71

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Solution

The fourth proportional to 51,909.77, 77,875.61 and 16,846.71 is: 25,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,909.77 : 77,875.61 = 16,846.71 : x
  2. Step 2: Convert to fraction form
    51,909.77/77,875.61 = 16,846.71/x
  3. Step 3: Cross multiply
    51,909.77x = 77,875.61 × 16,846.71
  4. Step 4: Simplify right side
    51,909.77x = 1,311,947,733.51
  5. Step 5: Solve for x
    x = 1,311,947,733.51/51,909.77
  6. Step 6: Final answer
    x = 25,273.62

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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.