Home / 53,221.10-79,827.15-16,285.10

Finding the Fourth Proportional to 53,221.10, 79,827.15 and 16,285.10

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Solution

The fourth proportional to 53,221.10, 79,827.15 and 16,285.10 is: 24,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221.10 : 79,827.15 = 16,285.10 : x
  2. Step 2: Convert to fraction form
    53,221.10/79,827.15 = 16,285.10/x
  3. Step 3: Cross multiply
    53,221.10x = 79,827.15 × 16,285.10
  4. Step 4: Simplify right side
    53,221.10x = 1,299,993,120.47
  5. Step 5: Solve for x
    x = 1,299,993,120.47/53,221.10
  6. Step 6: Final answer
    x = 24,426.27

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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.