Home / 16,210.86-22,371.22-9,923.24

Finding the Fourth Proportional to 16,210.86, 22,371.22 and 9,923.24

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Solution

The fourth proportional to 16,210.86, 22,371.22 and 9,923.24 is: 13,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.86 : 22,371.22 = 9,923.24 : x
  2. Step 2: Convert to fraction form
    16,210.86/22,371.22 = 9,923.24/x
  3. Step 3: Cross multiply
    16,210.86x = 22,371.22 × 9,923.24
  4. Step 4: Simplify right side
    16,210.86x = 221,994,985.15
  5. Step 5: Solve for x
    x = 221,994,985.15/16,210.86
  6. Step 6: Final answer
    x = 13,694.21

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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.