Home / 34,258.79-51,352.28-11,762.76

Finding the Fourth Proportional to 34,258.79, 51,352.28 and 11,762.76

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Solution

The fourth proportional to 34,258.79, 51,352.28 and 11,762.76 is: 17,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.79 : 51,352.28 = 11,762.76 : x
  2. Step 2: Convert to fraction form
    34,258.79/51,352.28 = 11,762.76/x
  3. Step 3: Cross multiply
    34,258.79x = 51,352.28 × 11,762.76
  4. Step 4: Simplify right side
    34,258.79x = 604,044,361.89
  5. Step 5: Solve for x
    x = 604,044,361.89/34,258.79
  6. Step 6: Final answer
    x = 17,631.81

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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.