Home / 16,190.25-22,341.93-9,019.99

Finding the Fourth Proportional to 16,190.25, 22,341.93 and 9,019.99

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Solution

The fourth proportional to 16,190.25, 22,341.93 and 9,019.99 is: 12,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.25 : 22,341.93 = 9,019.99 : x
  2. Step 2: Convert to fraction form
    16,190.25/22,341.93 = 9,019.99/x
  3. Step 3: Cross multiply
    16,190.25x = 22,341.93 × 9,019.99
  4. Step 4: Simplify right side
    16,190.25x = 201,523,985.18
  5. Step 5: Solve for x
    x = 201,523,985.18/16,190.25
  6. Step 6: Final answer
    x = 12,447.24

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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.