Home / 19,531.57-29,291.37-7,050.07

Finding the Fourth Proportional to 19,531.57, 29,291.37 and 7,050.07

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Solution

The fourth proportional to 19,531.57, 29,291.37 and 7,050.07 is: 10,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.57 : 29,291.37 = 7,050.07 : x
  2. Step 2: Convert to fraction form
    19,531.57/29,291.37 = 7,050.07/x
  3. Step 3: Cross multiply
    19,531.57x = 29,291.37 × 7,050.07
  4. Step 4: Simplify right side
    19,531.57x = 206,506,208.90
  5. Step 5: Solve for x
    x = 206,506,208.90/19,531.57
  6. Step 6: Final answer
    x = 10,572.94

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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.