Home / 19,359.06-28,999.71-16,384.74

Finding the Fourth Proportional to 19,359.06, 28,999.71 and 16,384.74

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Solution

The fourth proportional to 19,359.06, 28,999.71 and 16,384.74 is: 24,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.06 : 28,999.71 = 16,384.74 : x
  2. Step 2: Convert to fraction form
    19,359.06/28,999.71 = 16,384.74/x
  3. Step 3: Cross multiply
    19,359.06x = 28,999.71 × 16,384.74
  4. Step 4: Simplify right side
    19,359.06x = 475,152,708.43
  5. Step 5: Solve for x
    x = 475,152,708.43/19,359.06
  6. Step 6: Final answer
    x = 24,544.20

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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.