Home / 38,224.24-52,746.56-21,454

Finding the Fourth Proportional to 38,224.24, 52,746.56 and 21,454

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Solution

The fourth proportional to 38,224.24, 52,746.56 and 21,454 is: 29,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,224.24 : 52,746.56 = 21,454 : x
  2. Step 2: Convert to fraction form
    38,224.24/52,746.56 = 21,454/x
  3. Step 3: Cross multiply
    38,224.24x = 52,746.56 × 21,454
  4. Step 4: Simplify right side
    38,224.24x = 1,131,624,698.24
  5. Step 5: Solve for x
    x = 1,131,624,698.24/38,224.24
  6. Step 6: Final answer
    x = 29,604.90

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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.