Home / 16,277.80-24,465.30-14,139.40

Finding the Fourth Proportional to 16,277.80, 24,465.30 and 14,139.40

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Solution

The fourth proportional to 16,277.80, 24,465.30 and 14,139.40 is: 21,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,277.80 : 24,465.30 = 14,139.40 : x
  2. Step 2: Convert to fraction form
    16,277.80/24,465.30 = 14,139.40/x
  3. Step 3: Cross multiply
    16,277.80x = 24,465.30 × 14,139.40
  4. Step 4: Simplify right side
    16,277.80x = 345,924,662.82
  5. Step 5: Solve for x
    x = 345,924,662.82/16,277.80
  6. Step 6: Final answer
    x = 21,251.32

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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.