Home / 19,521.06-29,281.95-7,042.02

Finding the Fourth Proportional to 19,521.06, 29,281.95 and 7,042.02

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Solution

The fourth proportional to 19,521.06, 29,281.95 and 7,042.02 is: 10,563.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.06 : 29,281.95 = 7,042.02 : x
  2. Step 2: Convert to fraction form
    19,521.06/29,281.95 = 7,042.02/x
  3. Step 3: Cross multiply
    19,521.06x = 29,281.95 × 7,042.02
  4. Step 4: Simplify right side
    19,521.06x = 206,204,077.54
  5. Step 5: Solve for x
    x = 206,204,077.54/19,521.06
  6. Step 6: Final answer
    x = 10,563.16

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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.