Home / 19,827.98-29,732.55-11,510.54

Finding the Fourth Proportional to 19,827.98, 29,732.55 and 11,510.54

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Solution

The fourth proportional to 19,827.98, 29,732.55 and 11,510.54 is: 17,260.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.98 : 29,732.55 = 11,510.54 : x
  2. Step 2: Convert to fraction form
    19,827.98/29,732.55 = 11,510.54/x
  3. Step 3: Cross multiply
    19,827.98x = 29,732.55 × 11,510.54
  4. Step 4: Simplify right side
    19,827.98x = 342,237,857.74
  5. Step 5: Solve for x
    x = 342,237,857.74/19,827.98
  6. Step 6: Final answer
    x = 17,260.35

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1.5x scale

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.