Home / 29,498.94-40,711.86-18,166.23

Finding the Fourth Proportional to 29,498.94, 40,711.86 and 18,166.23

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Solution

The fourth proportional to 29,498.94, 40,711.86 and 18,166.23 is: 25,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,498.94 : 40,711.86 = 18,166.23 : x
  2. Step 2: Convert to fraction form
    29,498.94/40,711.86 = 18,166.23/x
  3. Step 3: Cross multiply
    29,498.94x = 40,711.86 × 18,166.23
  4. Step 4: Simplify right side
    29,498.94x = 739,581,012.49
  5. Step 5: Solve for x
    x = 739,581,012.49/29,498.94
  6. Step 6: Final answer
    x = 25,071.44

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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.