Home / 39,659.46-54,729.93-22,668.98

Finding the Fourth Proportional to 39,659.46, 54,729.93 and 22,668.98

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Solution

The fourth proportional to 39,659.46, 54,729.93 and 22,668.98 is: 31,283.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.46 : 54,729.93 = 22,668.98 : x
  2. Step 2: Convert to fraction form
    39,659.46/54,729.93 = 22,668.98/x
  3. Step 3: Cross multiply
    39,659.46x = 54,729.93 × 22,668.98
  4. Step 4: Simplify right side
    39,659.46x = 1,240,671,414.92
  5. Step 5: Solve for x
    x = 1,240,671,414.92/39,659.46
  6. Step 6: Final answer
    x = 31,283.11

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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.