Home / 22,727.87-31,362.23-12,655.93

Finding the Fourth Proportional to 22,727.87, 31,362.23 and 12,655.93

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Solution

The fourth proportional to 22,727.87, 31,362.23 and 12,655.93 is: 17,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.87 : 31,362.23 = 12,655.93 : x
  2. Step 2: Convert to fraction form
    22,727.87/31,362.23 = 12,655.93/x
  3. Step 3: Cross multiply
    22,727.87x = 31,362.23 × 12,655.93
  4. Step 4: Simplify right side
    22,727.87x = 396,917,967.43
  5. Step 5: Solve for x
    x = 396,917,967.43/22,727.87
  6. Step 6: Final answer
    x = 17,463.93

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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.