Home / 22,155.46-30,574.16-12,083.92

Finding the Fourth Proportional to 22,155.46, 30,574.16 and 12,083.92

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Solution

The fourth proportional to 22,155.46, 30,574.16 and 12,083.92 is: 16,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,155.46 : 30,574.16 = 12,083.92 : x
  2. Step 2: Convert to fraction form
    22,155.46/30,574.16 = 12,083.92/x
  3. Step 3: Cross multiply
    22,155.46x = 30,574.16 × 12,083.92
  4. Step 4: Simplify right side
    22,155.46x = 369,455,703.51
  5. Step 5: Solve for x
    x = 369,455,703.51/22,155.46
  6. Step 6: Final answer
    x = 16,675.61

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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.