Home / 22,014.80-30,385.06-14,055.64

Finding the Fourth Proportional to 22,014.80, 30,385.06 and 14,055.64

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Solution

The fourth proportional to 22,014.80, 30,385.06 and 14,055.64 is: 19,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,014.80 : 30,385.06 = 14,055.64 : x
  2. Step 2: Convert to fraction form
    22,014.80/30,385.06 = 14,055.64/x
  3. Step 3: Cross multiply
    22,014.80x = 30,385.06 × 14,055.64
  4. Step 4: Simplify right side
    22,014.80x = 427,081,353.64
  5. Step 5: Solve for x
    x = 427,081,353.64/22,014.80
  6. Step 6: Final answer
    x = 19,399.74

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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.