Home / 27,941.63-38,559.34-15,677.04

Finding the Fourth Proportional to 27,941.63, 38,559.34 and 15,677.04

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Solution

The fourth proportional to 27,941.63, 38,559.34 and 15,677.04 is: 21,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.63 : 38,559.34 = 15,677.04 : x
  2. Step 2: Convert to fraction form
    27,941.63/38,559.34 = 15,677.04/x
  3. Step 3: Cross multiply
    27,941.63x = 38,559.34 × 15,677.04
  4. Step 4: Simplify right side
    27,941.63x = 604,496,479.75
  5. Step 5: Solve for x
    x = 604,496,479.75/27,941.63
  6. Step 6: Final answer
    x = 21,634.26

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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.