Home / 23,835.40-32,818.08-20,242.87

Finding the Fourth Proportional to 23,835.40, 32,818.08 and 20,242.87

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Solution

The fourth proportional to 23,835.40, 32,818.08 and 20,242.87 is: 27,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,835.40 : 32,818.08 = 20,242.87 : x
  2. Step 2: Convert to fraction form
    23,835.40/32,818.08 = 20,242.87/x
  3. Step 3: Cross multiply
    23,835.40x = 32,818.08 × 20,242.87
  4. Step 4: Simplify right side
    23,835.40x = 664,332,127.09
  5. Step 5: Solve for x
    x = 664,332,127.09/23,835.40
  6. Step 6: Final answer
    x = 27,871.66

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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.