Home / 10,043.28-13,927.50-9,722.52

Finding the Fourth Proportional to 10,043.28, 13,927.50 and 9,722.52

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Solution

The fourth proportional to 10,043.28, 13,927.50 and 9,722.52 is: 13,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.28 : 13,927.50 = 9,722.52 : x
  2. Step 2: Convert to fraction form
    10,043.28/13,927.50 = 9,722.52/x
  3. Step 3: Cross multiply
    10,043.28x = 13,927.50 × 9,722.52
  4. Step 4: Simplify right side
    10,043.28x = 135,410,397.30
  5. Step 5: Solve for x
    x = 135,410,397.30/10,043.28
  6. Step 6: Final answer
    x = 13,482.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.