Home / 25,138.31-37,712.32-9,554.72

Finding the Fourth Proportional to 25,138.31, 37,712.32 and 9,554.72

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Solution

The fourth proportional to 25,138.31, 37,712.32 and 9,554.72 is: 14,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.31 : 37,712.32 = 9,554.72 : x
  2. Step 2: Convert to fraction form
    25,138.31/37,712.32 = 9,554.72/x
  3. Step 3: Cross multiply
    25,138.31x = 37,712.32 × 9,554.72
  4. Step 4: Simplify right side
    25,138.31x = 360,330,658.15
  5. Step 5: Solve for x
    x = 360,330,658.15/25,138.31
  6. Step 6: Final answer
    x = 14,333.93

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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.