Home / 49,280.04-73,920.60-14,220

Finding the Fourth Proportional to 49,280.04, 73,920.60 and 14,220

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Solution

The fourth proportional to 49,280.04, 73,920.60 and 14,220 is: 21,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.04 : 73,920.60 = 14,220 : x
  2. Step 2: Convert to fraction form
    49,280.04/73,920.60 = 14,220/x
  3. Step 3: Cross multiply
    49,280.04x = 73,920.60 × 14,220
  4. Step 4: Simplify right side
    49,280.04x = 1,051,150,932.00
  5. Step 5: Solve for x
    x = 1,051,150,932.00/49,280.04
  6. Step 6: Final answer
    x = 21,330.16

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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.