Home / 53,482.97-73,814.21-30,817.62

Finding the Fourth Proportional to 53,482.97, 73,814.21 and 30,817.62

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Solution

The fourth proportional to 53,482.97, 73,814.21 and 30,817.62 is: 42,532.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,482.97 : 73,814.21 = 30,817.62 : x
  2. Step 2: Convert to fraction form
    53,482.97/73,814.21 = 30,817.62/x
  3. Step 3: Cross multiply
    53,482.97x = 73,814.21 × 30,817.62
  4. Step 4: Simplify right side
    53,482.97x = 2,274,778,120.29
  5. Step 5: Solve for x
    x = 2,274,778,120.29/53,482.97
  6. Step 6: Final answer
    x = 42,532.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.