Home / 48,211.00-72,333.81-21,554.71

Finding the Fourth Proportional to 48,211.00, 72,333.81 and 21,554.71

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Solution

The fourth proportional to 48,211.00, 72,333.81 and 21,554.71 is: 32,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,211.00 : 72,333.81 = 21,554.71 : x
  2. Step 2: Convert to fraction form
    48,211.00/72,333.81 = 21,554.71/x
  3. Step 3: Cross multiply
    48,211.00x = 72,333.81 × 21,554.71
  4. Step 4: Simplify right side
    48,211.00x = 1,559,134,116.91
  5. Step 5: Solve for x
    x = 1,559,134,116.91/48,211.00
  6. Step 6: Final answer
    x = 32,339.80

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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.