Home / 38,366.55-52,947.42-21,370.76

Finding the Fourth Proportional to 38,366.55, 52,947.42 and 21,370.76

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Solution

The fourth proportional to 38,366.55, 52,947.42 and 21,370.76 is: 29,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.55 : 52,947.42 = 21,370.76 : x
  2. Step 2: Convert to fraction form
    38,366.55/52,947.42 = 21,370.76/x
  3. Step 3: Cross multiply
    38,366.55x = 52,947.42 × 21,370.76
  4. Step 4: Simplify right side
    38,366.55x = 1,131,526,728.24
  5. Step 5: Solve for x
    x = 1,131,526,728.24/38,366.55
  6. Step 6: Final answer
    x = 29,492.53

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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.