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Finding the Fourth Proportional to 55,919.69, 83,879.05 and 16,476.22

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Solution

The fourth proportional to 55,919.69, 83,879.05 and 16,476.22 is: 24,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,919.69 : 83,879.05 = 16,476.22 : x
  2. Step 2: Convert to fraction form
    55,919.69/83,879.05 = 16,476.22/x
  3. Step 3: Cross multiply
    55,919.69x = 83,879.05 × 16,476.22
  4. Step 4: Simplify right side
    55,919.69x = 1,382,009,681.19
  5. Step 5: Solve for x
    x = 1,382,009,681.19/55,919.69
  6. Step 6: Final answer
    x = 24,714.19

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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.