Home / 29,307.85-43,972.31-11,528.66

Finding the Fourth Proportional to 29,307.85, 43,972.31 and 11,528.66

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Solution

The fourth proportional to 29,307.85, 43,972.31 and 11,528.66 is: 17,297.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307.85 : 43,972.31 = 11,528.66 : x
  2. Step 2: Convert to fraction form
    29,307.85/43,972.31 = 11,528.66/x
  3. Step 3: Cross multiply
    29,307.85x = 43,972.31 × 11,528.66
  4. Step 4: Simplify right side
    29,307.85x = 506,941,950.16
  5. Step 5: Solve for x
    x = 506,941,950.16/29,307.85
  6. Step 6: Final answer
    x = 17,297.14

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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.