Home / 49,002.16-73,485.96-21,285.04

Finding the Fourth Proportional to 49,002.16, 73,485.96 and 21,285.04

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Solution

The fourth proportional to 49,002.16, 73,485.96 and 21,285.04 is: 31,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,002.16 : 73,485.96 = 21,285.04 : x
  2. Step 2: Convert to fraction form
    49,002.16/73,485.96 = 21,285.04/x
  3. Step 3: Cross multiply
    49,002.16x = 73,485.96 × 21,285.04
  4. Step 4: Simplify right side
    49,002.16x = 1,564,151,598.04
  5. Step 5: Solve for x
    x = 1,564,151,598.04/49,002.16
  6. Step 6: Final answer
    x = 31,920.05

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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.