Home / 25,215.36-37,818.16-9,629.28

Finding the Fourth Proportional to 25,215.36, 37,818.16 and 9,629.28

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Solution

The fourth proportional to 25,215.36, 37,818.16 and 9,629.28 is: 14,442.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.36 : 37,818.16 = 9,629.28 : x
  2. Step 2: Convert to fraction form
    25,215.36/37,818.16 = 9,629.28/x
  3. Step 3: Cross multiply
    25,215.36x = 37,818.16 × 9,629.28
  4. Step 4: Simplify right side
    25,215.36x = 364,161,651.72
  5. Step 5: Solve for x
    x = 364,161,651.72/25,215.36
  6. Step 6: Final answer
    x = 14,442.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.