Home / 19,521.34-29,281.92-4,730.26

Finding the Fourth Proportional to 19,521.34, 29,281.92 and 4,730.26

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Solution

The fourth proportional to 19,521.34, 29,281.92 and 4,730.26 is: 7,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.34 : 29,281.92 = 4,730.26 : x
  2. Step 2: Convert to fraction form
    19,521.34/29,281.92 = 4,730.26/x
  3. Step 3: Cross multiply
    19,521.34x = 29,281.92 × 4,730.26
  4. Step 4: Simplify right side
    19,521.34x = 138,511,094.90
  5. Step 5: Solve for x
    x = 138,511,094.90/19,521.34
  6. Step 6: Final answer
    x = 7,095.37

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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.