Home / 31,094.49-42,908.99-16,946.85

Finding the Fourth Proportional to 31,094.49, 42,908.99 and 16,946.85

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Solution

The fourth proportional to 31,094.49, 42,908.99 and 16,946.85 is: 23,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,094.49 : 42,908.99 = 16,946.85 : x
  2. Step 2: Convert to fraction form
    31,094.49/42,908.99 = 16,946.85/x
  3. Step 3: Cross multiply
    31,094.49x = 42,908.99 × 16,946.85
  4. Step 4: Simplify right side
    31,094.49x = 727,172,132.45
  5. Step 5: Solve for x
    x = 727,172,132.45/31,094.49
  6. Step 6: Final answer
    x = 23,385.88

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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.