Home / 29,615.74-40,869.58-16,186.69

Finding the Fourth Proportional to 29,615.74, 40,869.58 and 16,186.69

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Solution

The fourth proportional to 29,615.74, 40,869.58 and 16,186.69 is: 22,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,615.74 : 40,869.58 = 16,186.69 : x
  2. Step 2: Convert to fraction form
    29,615.74/40,869.58 = 16,186.69/x
  3. Step 3: Cross multiply
    29,615.74x = 40,869.58 × 16,186.69
  4. Step 4: Simplify right side
    29,615.74x = 661,543,221.89
  5. Step 5: Solve for x
    x = 661,543,221.89/29,615.74
  6. Step 6: Final answer
    x = 22,337.56

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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.