Home / 49,802.04-74,710.35-18,630

Finding the Fourth Proportional to 49,802.04, 74,710.35 and 18,630

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Solution

The fourth proportional to 49,802.04, 74,710.35 and 18,630 is: 27,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,802.04 : 74,710.35 = 18,630 : x
  2. Step 2: Convert to fraction form
    49,802.04/74,710.35 = 18,630/x
  3. Step 3: Cross multiply
    49,802.04x = 74,710.35 × 18,630
  4. Step 4: Simplify right side
    49,802.04x = 1,391,853,820.50
  5. Step 5: Solve for x
    x = 1,391,853,820.50/49,802.04
  6. Step 6: Final answer
    x = 27,947.73

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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.