Home / 39,656.06-54,730.23-22,889.06

Finding the Fourth Proportional to 39,656.06, 54,730.23 and 22,889.06

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Solution

The fourth proportional to 39,656.06, 54,730.23 and 22,889.06 is: 31,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.06 : 54,730.23 = 22,889.06 : x
  2. Step 2: Convert to fraction form
    39,656.06/54,730.23 = 22,889.06/x
  3. Step 3: Cross multiply
    39,656.06x = 54,730.23 × 22,889.06
  4. Step 4: Simplify right side
    39,656.06x = 1,252,723,655.11
  5. Step 5: Solve for x
    x = 1,252,723,655.11/39,656.06
  6. Step 6: Final answer
    x = 31,589.71

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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.