Home / 19,531.04-29,306.16-7,852.64

Finding the Fourth Proportional to 19,531.04, 29,306.16 and 7,852.64

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Solution

The fourth proportional to 19,531.04, 29,306.16 and 7,852.64 is: 11,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.04 : 29,306.16 = 7,852.64 : x
  2. Step 2: Convert to fraction form
    19,531.04/29,306.16 = 7,852.64/x
  3. Step 3: Cross multiply
    19,531.04x = 29,306.16 × 7,852.64
  4. Step 4: Simplify right side
    19,531.04x = 230,130,724.26
  5. Step 5: Solve for x
    x = 230,130,724.26/19,531.04
  6. Step 6: Final answer
    x = 11,782.82

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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.