Home / 48,524.34-72,785.70-21,855.50

Finding the Fourth Proportional to 48,524.34, 72,785.70 and 21,855.50

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Solution

The fourth proportional to 48,524.34, 72,785.70 and 21,855.50 is: 32,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,524.34 : 72,785.70 = 21,855.50 : x
  2. Step 2: Convert to fraction form
    48,524.34/72,785.70 = 21,855.50/x
  3. Step 3: Cross multiply
    48,524.34x = 72,785.70 × 21,855.50
  4. Step 4: Simplify right side
    48,524.34x = 1,590,767,866.35
  5. Step 5: Solve for x
    x = 1,590,767,866.35/48,524.34
  6. Step 6: Final answer
    x = 32,782.89

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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.