Home / 29,434.12-40,609.14-16,685.93

Finding the Fourth Proportional to 29,434.12, 40,609.14 and 16,685.93

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Solution

The fourth proportional to 29,434.12, 40,609.14 and 16,685.93 is: 23,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,434.12 : 40,609.14 = 16,685.93 : x
  2. Step 2: Convert to fraction form
    29,434.12/40,609.14 = 16,685.93/x
  3. Step 3: Cross multiply
    29,434.12x = 40,609.14 × 16,685.93
  4. Step 4: Simplify right side
    29,434.12x = 677,601,267.40
  5. Step 5: Solve for x
    x = 677,601,267.40/29,434.12
  6. Step 6: Final answer
    x = 23,020.95

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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.