Home / 51,428.42-77,114.90-23,333.15

Finding the Fourth Proportional to 51,428.42, 77,114.90 and 23,333.15

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Solution

The fourth proportional to 51,428.42, 77,114.90 and 23,333.15 is: 34,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428.42 : 77,114.90 = 23,333.15 : x
  2. Step 2: Convert to fraction form
    51,428.42/77,114.90 = 23,333.15/x
  3. Step 3: Cross multiply
    51,428.42x = 77,114.90 × 23,333.15
  4. Step 4: Simplify right side
    51,428.42x = 1,799,333,026.69
  5. Step 5: Solve for x
    x = 1,799,333,026.69/51,428.42
  6. Step 6: Final answer
    x = 34,987.14

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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.