Home / 25,224.45-34,809.98-13,894.20

Finding the Fourth Proportional to 25,224.45, 34,809.98 and 13,894.20

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Solution

The fourth proportional to 25,224.45, 34,809.98 and 13,894.20 is: 19,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,224.45 : 34,809.98 = 13,894.20 : x
  2. Step 2: Convert to fraction form
    25,224.45/34,809.98 = 13,894.20/x
  3. Step 3: Cross multiply
    25,224.45x = 34,809.98 × 13,894.20
  4. Step 4: Simplify right side
    25,224.45x = 483,656,824.12
  5. Step 5: Solve for x
    x = 483,656,824.12/25,224.45
  6. Step 6: Final answer
    x = 19,174.13

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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.