Home / 19,537.85-29,306.52-4,746.78

Finding the Fourth Proportional to 19,537.85, 29,306.52 and 4,746.78

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Solution

The fourth proportional to 19,537.85, 29,306.52 and 4,746.78 is: 7,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.85 : 29,306.52 = 4,746.78 : x
  2. Step 2: Convert to fraction form
    19,537.85/29,306.52 = 4,746.78/x
  3. Step 3: Cross multiply
    19,537.85x = 29,306.52 × 4,746.78
  4. Step 4: Simplify right side
    19,537.85x = 139,111,527.26
  5. Step 5: Solve for x
    x = 139,111,527.26/19,537.85
  6. Step 6: Final answer
    x = 7,120.11

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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.