Home / 49,276.60-73,967.51-21,210.55

Finding the Fourth Proportional to 49,276.60, 73,967.51 and 21,210.55

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Solution

The fourth proportional to 49,276.60, 73,967.51 and 21,210.55 is: 31,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,276.60 : 73,967.51 = 21,210.55 : x
  2. Step 2: Convert to fraction form
    49,276.60/73,967.51 = 21,210.55/x
  3. Step 3: Cross multiply
    49,276.60x = 73,967.51 × 21,210.55
  4. Step 4: Simplify right side
    49,276.60x = 1,568,891,437.34
  5. Step 5: Solve for x
    x = 1,568,891,437.34/49,276.60
  6. Step 6: Final answer
    x = 31,838.47

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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.