Home / 25,325.36-34,950.24-15,256.88

Finding the Fourth Proportional to 25,325.36, 34,950.24 and 15,256.88

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Solution

The fourth proportional to 25,325.36, 34,950.24 and 15,256.88 is: 21,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.36 : 34,950.24 = 15,256.88 : x
  2. Step 2: Convert to fraction form
    25,325.36/34,950.24 = 15,256.88/x
  3. Step 3: Cross multiply
    25,325.36x = 34,950.24 × 15,256.88
  4. Step 4: Simplify right side
    25,325.36x = 533,231,617.65
  5. Step 5: Solve for x
    x = 533,231,617.65/25,325.36
  6. Step 6: Final answer
    x = 21,055.24

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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.