Home / 21,973.07-30,314.48-16,244.29

Finding the Fourth Proportional to 21,973.07, 30,314.48 and 16,244.29

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Solution

The fourth proportional to 21,973.07, 30,314.48 and 16,244.29 is: 22,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.07 : 30,314.48 = 16,244.29 : x
  2. Step 2: Convert to fraction form
    21,973.07/30,314.48 = 16,244.29/x
  3. Step 3: Cross multiply
    21,973.07x = 30,314.48 × 16,244.29
  4. Step 4: Simplify right side
    21,973.07x = 492,436,990.47
  5. Step 5: Solve for x
    x = 492,436,990.47/21,973.07
  6. Step 6: Final answer
    x = 22,410.93

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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.