Home / 42,657.54-58,835.07-25,660.50

Finding the Fourth Proportional to 42,657.54, 58,835.07 and 25,660.50

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Solution

The fourth proportional to 42,657.54, 58,835.07 and 25,660.50 is: 35,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,657.54 : 58,835.07 = 25,660.50 : x
  2. Step 2: Convert to fraction form
    42,657.54/58,835.07 = 25,660.50/x
  3. Step 3: Cross multiply
    42,657.54x = 58,835.07 × 25,660.50
  4. Step 4: Simplify right side
    42,657.54x = 1,509,737,313.74
  5. Step 5: Solve for x
    x = 1,509,737,313.74/42,657.54
  6. Step 6: Final answer
    x = 35,392.04

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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.