Home / 34,921.16-52,386.65-11,220.76

Finding the Fourth Proportional to 34,921.16, 52,386.65 and 11,220.76

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Solution

The fourth proportional to 34,921.16, 52,386.65 and 11,220.76 is: 16,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.16 : 52,386.65 = 11,220.76 : x
  2. Step 2: Convert to fraction form
    34,921.16/52,386.65 = 11,220.76/x
  3. Step 3: Cross multiply
    34,921.16x = 52,386.65 × 11,220.76
  4. Step 4: Simplify right side
    34,921.16x = 587,818,078.31
  5. Step 5: Solve for x
    x = 587,818,078.31/34,921.16
  6. Step 6: Final answer
    x = 16,832.72

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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.