Home / 13,291.11-19,941.53-4,526.91

Finding the Fourth Proportional to 13,291.11, 19,941.53 and 4,526.91

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Solution

The fourth proportional to 13,291.11, 19,941.53 and 4,526.91 is: 6,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291.11 : 19,941.53 = 4,526.91 : x
  2. Step 2: Convert to fraction form
    13,291.11/19,941.53 = 4,526.91/x
  3. Step 3: Cross multiply
    13,291.11x = 19,941.53 × 4,526.91
  4. Step 4: Simplify right side
    13,291.11x = 90,273,488.94
  5. Step 5: Solve for x
    x = 90,273,488.94/13,291.11
  6. Step 6: Final answer
    x = 6,792.02

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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.