Home / 38,366.40-52,941.84-21,370.04

Finding the Fourth Proportional to 38,366.40, 52,941.84 and 21,370.04

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Solution

The fourth proportional to 38,366.40, 52,941.84 and 21,370.04 is: 29,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.40 : 52,941.84 = 21,370.04 : x
  2. Step 2: Convert to fraction form
    38,366.40/52,941.84 = 21,370.04/x
  3. Step 3: Cross multiply
    38,366.40x = 52,941.84 × 21,370.04
  4. Step 4: Simplify right side
    38,366.40x = 1,131,369,238.47
  5. Step 5: Solve for x
    x = 1,131,369,238.47/38,366.40
  6. Step 6: Final answer
    x = 29,488.54

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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.