Home / 23,615.80-35,423.70-19,727.80

Finding the Fourth Proportional to 23,615.80, 35,423.70 and 19,727.80

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Solution

The fourth proportional to 23,615.80, 35,423.70 and 19,727.80 is: 29,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,615.80 : 35,423.70 = 19,727.80 : x
  2. Step 2: Convert to fraction form
    23,615.80/35,423.70 = 19,727.80/x
  3. Step 3: Cross multiply
    23,615.80x = 35,423.70 × 19,727.80
  4. Step 4: Simplify right side
    23,615.80x = 698,831,668.86
  5. Step 5: Solve for x
    x = 698,831,668.86/23,615.80
  6. Step 6: Final answer
    x = 29,591.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.