Home / 25,848.63-35,670.21-15,793.90

Finding the Fourth Proportional to 25,848.63, 35,670.21 and 15,793.90

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Solution

The fourth proportional to 25,848.63, 35,670.21 and 15,793.90 is: 21,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.63 : 35,670.21 = 15,793.90 : x
  2. Step 2: Convert to fraction form
    25,848.63/35,670.21 = 15,793.90/x
  3. Step 3: Cross multiply
    25,848.63x = 35,670.21 × 15,793.90
  4. Step 4: Simplify right side
    25,848.63x = 563,371,729.72
  5. Step 5: Solve for x
    x = 563,371,729.72/25,848.63
  6. Step 6: Final answer
    x = 21,795.03

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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.