Home / 25,740.54-38,612.34-9,948

Finding the Fourth Proportional to 25,740.54, 38,612.34 and 9,948

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Solution

The fourth proportional to 25,740.54, 38,612.34 and 9,948 is: 14,922.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,740.54 : 38,612.34 = 9,948 : x
  2. Step 2: Convert to fraction form
    25,740.54/38,612.34 = 9,948/x
  3. Step 3: Cross multiply
    25,740.54x = 38,612.34 × 9,948
  4. Step 4: Simplify right side
    25,740.54x = 384,115,558.32
  5. Step 5: Solve for x
    x = 384,115,558.32/25,740.54
  6. Step 6: Final answer
    x = 14,922.59

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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.