Home / 24,469.20-36,703.80-21,188.70

Finding the Fourth Proportional to 24,469.20, 36,703.80 and 21,188.70

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Solution

The fourth proportional to 24,469.20, 36,703.80 and 21,188.70 is: 31,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,469.20 : 36,703.80 = 21,188.70 : x
  2. Step 2: Convert to fraction form
    24,469.20/36,703.80 = 21,188.70/x
  3. Step 3: Cross multiply
    24,469.20x = 36,703.80 × 21,188.70
  4. Step 4: Simplify right side
    24,469.20x = 777,705,807.06
  5. Step 5: Solve for x
    x = 777,705,807.06/24,469.20
  6. Step 6: Final answer
    x = 31,783.05

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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.