Home / 14,723.56-20,318.34-9,695.08

Finding the Fourth Proportional to 14,723.56, 20,318.34 and 9,695.08

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Solution

The fourth proportional to 14,723.56, 20,318.34 and 9,695.08 is: 13,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.56 : 20,318.34 = 9,695.08 : x
  2. Step 2: Convert to fraction form
    14,723.56/20,318.34 = 9,695.08/x
  3. Step 3: Cross multiply
    14,723.56x = 20,318.34 × 9,695.08
  4. Step 4: Simplify right side
    14,723.56x = 196,987,931.77
  5. Step 5: Solve for x
    x = 196,987,931.77/14,723.56
  6. Step 6: Final answer
    x = 13,379.10

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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.