Home / 22,015.80-30,386.44-14,056.64

Finding the Fourth Proportional to 22,015.80, 30,386.44 and 14,056.64

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Solution

The fourth proportional to 22,015.80, 30,386.44 and 14,056.64 is: 19,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.80 : 30,386.44 = 14,056.64 : x
  2. Step 2: Convert to fraction form
    22,015.80/30,386.44 = 14,056.64/x
  3. Step 3: Cross multiply
    22,015.80x = 30,386.44 × 14,056.64
  4. Step 4: Simplify right side
    22,015.80x = 427,131,247.96
  5. Step 5: Solve for x
    x = 427,131,247.96/22,015.80
  6. Step 6: Final answer
    x = 19,401.12

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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.