Home / 14,202.87-21,307.35-4,342.88

Finding the Fourth Proportional to 14,202.87, 21,307.35 and 4,342.88

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Solution

The fourth proportional to 14,202.87, 21,307.35 and 4,342.88 is: 6,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.87 : 21,307.35 = 4,342.88 : x
  2. Step 2: Convert to fraction form
    14,202.87/21,307.35 = 4,342.88/x
  3. Step 3: Cross multiply
    14,202.87x = 21,307.35 × 4,342.88
  4. Step 4: Simplify right side
    14,202.87x = 92,535,157.63
  5. Step 5: Solve for x
    x = 92,535,157.63/14,202.87
  6. Step 6: Final answer
    x = 6,515.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.