Home / 25,689.93-38,474.21-17,762.94

Finding the Fourth Proportional to 25,689.93, 38,474.21 and 17,762.94

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Solution

The fourth proportional to 25,689.93, 38,474.21 and 17,762.94 is: 26,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,689.93 : 38,474.21 = 17,762.94 : x
  2. Step 2: Convert to fraction form
    25,689.93/38,474.21 = 17,762.94/x
  3. Step 3: Cross multiply
    25,689.93x = 38,474.21 × 17,762.94
  4. Step 4: Simplify right side
    25,689.93x = 683,414,994.96
  5. Step 5: Solve for x
    x = 683,414,994.96/25,689.93
  6. Step 6: Final answer
    x = 26,602.45

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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.