Home / 14,453.40-19,931.36-9,846.12

Finding the Fourth Proportional to 14,453.40, 19,931.36 and 9,846.12

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Solution

The fourth proportional to 14,453.40, 19,931.36 and 9,846.12 is: 13,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.40 : 19,931.36 = 9,846.12 : x
  2. Step 2: Convert to fraction form
    14,453.40/19,931.36 = 9,846.12/x
  3. Step 3: Cross multiply
    14,453.40x = 19,931.36 × 9,846.12
  4. Step 4: Simplify right side
    14,453.40x = 196,246,562.32
  5. Step 5: Solve for x
    x = 196,246,562.32/14,453.40
  6. Step 6: Final answer
    x = 13,577.88

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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.