Home / 14,858.64-22,155.12-14,450.40

Finding the Fourth Proportional to 14,858.64, 22,155.12 and 14,450.40

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Solution

The fourth proportional to 14,858.64, 22,155.12 and 14,450.40 is: 21,546.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.64 : 22,155.12 = 14,450.40 : x
  2. Step 2: Convert to fraction form
    14,858.64/22,155.12 = 14,450.40/x
  3. Step 3: Cross multiply
    14,858.64x = 22,155.12 × 14,450.40
  4. Step 4: Simplify right side
    14,858.64x = 320,150,346.05
  5. Step 5: Solve for x
    x = 320,150,346.05/14,858.64
  6. Step 6: Final answer
    x = 21,546.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.