Home / 51,302.95-76,812.72-26,289.14

Finding the Fourth Proportional to 51,302.95, 76,812.72 and 26,289.14

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Solution

The fourth proportional to 51,302.95, 76,812.72 and 26,289.14 is: 39,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,302.95 : 76,812.72 = 26,289.14 : x
  2. Step 2: Convert to fraction form
    51,302.95/76,812.72 = 26,289.14/x
  3. Step 3: Cross multiply
    51,302.95x = 76,812.72 × 26,289.14
  4. Step 4: Simplify right side
    51,302.95x = 2,019,340,349.86
  5. Step 5: Solve for x
    x = 2,019,340,349.86/51,302.95
  6. Step 6: Final answer
    x = 39,361.10

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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.