Home / 30,142.41-41,594.85-16,712.88

Finding the Fourth Proportional to 30,142.41, 41,594.85 and 16,712.88

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Solution

The fourth proportional to 30,142.41, 41,594.85 and 16,712.88 is: 23,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,142.41 : 41,594.85 = 16,712.88 : x
  2. Step 2: Convert to fraction form
    30,142.41/41,594.85 = 16,712.88/x
  3. Step 3: Cross multiply
    30,142.41x = 41,594.85 × 16,712.88
  4. Step 4: Simplify right side
    30,142.41x = 695,169,736.67
  5. Step 5: Solve for x
    x = 695,169,736.67/30,142.41
  6. Step 6: Final answer
    x = 23,062.85

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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.