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Finding the Fourth Proportional to 25,953.23, 38,929.87 and 7,233.32

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Solution

The fourth proportional to 25,953.23, 38,929.87 and 7,233.32 is: 10,849.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,953.23 : 38,929.87 = 7,233.32 : x
  2. Step 2: Convert to fraction form
    25,953.23/38,929.87 = 7,233.32/x
  3. Step 3: Cross multiply
    25,953.23x = 38,929.87 × 7,233.32
  4. Step 4: Simplify right side
    25,953.23x = 281,592,207.27
  5. Step 5: Solve for x
    x = 281,592,207.27/25,953.23
  6. Step 6: Final answer
    x = 10,849.99

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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.