Home / 19,827.95-29,732.50-11,510.52

Finding the Fourth Proportional to 19,827.95, 29,732.50 and 11,510.52

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Solution

The fourth proportional to 19,827.95, 29,732.50 and 11,510.52 is: 17,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.95 : 29,732.50 = 11,510.52 : x
  2. Step 2: Convert to fraction form
    19,827.95/29,732.50 = 11,510.52/x
  3. Step 3: Cross multiply
    19,827.95x = 29,732.50 × 11,510.52
  4. Step 4: Simplify right side
    19,827.95x = 342,236,535.90
  5. Step 5: Solve for x
    x = 342,236,535.90/19,827.95
  6. Step 6: Final answer
    x = 17,260.31

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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.