Home / 25,370.24-35,004.62-15,304.56

Finding the Fourth Proportional to 25,370.24, 35,004.62 and 15,304.56

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Solution

The fourth proportional to 25,370.24, 35,004.62 and 15,304.56 is: 21,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,370.24 : 35,004.62 = 15,304.56 : x
  2. Step 2: Convert to fraction form
    25,370.24/35,004.62 = 15,304.56/x
  3. Step 3: Cross multiply
    25,370.24x = 35,004.62 × 15,304.56
  4. Step 4: Simplify right side
    25,370.24x = 535,730,307.07
  5. Step 5: Solve for x
    x = 535,730,307.07/25,370.24
  6. Step 6: Final answer
    x = 21,116.49

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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.