Home / 53,300.12-79,933.17-21,710.12

Finding the Fourth Proportional to 53,300.12, 79,933.17 and 21,710.12

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Solution

The fourth proportional to 53,300.12, 79,933.17 and 21,710.12 is: 32,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.12 : 79,933.17 = 21,710.12 : x
  2. Step 2: Convert to fraction form
    53,300.12/79,933.17 = 21,710.12/x
  3. Step 3: Cross multiply
    53,300.12x = 79,933.17 × 21,710.12
  4. Step 4: Simplify right side
    53,300.12x = 1,735,358,712.68
  5. Step 5: Solve for x
    x = 1,735,358,712.68/53,300.12
  6. Step 6: Final answer
    x = 32,558.25

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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.