Home / 22,159.74-30,585.69-12,733.77

Finding the Fourth Proportional to 22,159.74, 30,585.69 and 12,733.77

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Solution

The fourth proportional to 22,159.74, 30,585.69 and 12,733.77 is: 17,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.74 : 30,585.69 = 12,733.77 : x
  2. Step 2: Convert to fraction form
    22,159.74/30,585.69 = 12,733.77/x
  3. Step 3: Cross multiply
    22,159.74x = 30,585.69 × 12,733.77
  4. Step 4: Simplify right side
    22,159.74x = 389,471,141.75
  5. Step 5: Solve for x
    x = 389,471,141.75/22,159.74
  6. Step 6: Final answer
    x = 17,575.62

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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.