Home / 30,833.42-42,550.24-16,686.26

Finding the Fourth Proportional to 30,833.42, 42,550.24 and 16,686.26

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Solution

The fourth proportional to 30,833.42, 42,550.24 and 16,686.26 is: 23,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,833.42 : 42,550.24 = 16,686.26 : x
  2. Step 2: Convert to fraction form
    30,833.42/42,550.24 = 16,686.26/x
  3. Step 3: Cross multiply
    30,833.42x = 42,550.24 × 16,686.26
  4. Step 4: Simplify right side
    30,833.42x = 710,004,367.70
  5. Step 5: Solve for x
    x = 710,004,367.70/30,833.42
  6. Step 6: Final answer
    x = 23,027.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.