Home / 19,618.30-29,442.04-9,237.34

Finding the Fourth Proportional to 19,618.30, 29,442.04 and 9,237.34

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Solution

The fourth proportional to 19,618.30, 29,442.04 and 9,237.34 is: 13,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.30 : 29,442.04 = 9,237.34 : x
  2. Step 2: Convert to fraction form
    19,618.30/29,442.04 = 9,237.34/x
  3. Step 3: Cross multiply
    19,618.30x = 29,442.04 × 9,237.34
  4. Step 4: Simplify right side
    19,618.30x = 271,966,133.77
  5. Step 5: Solve for x
    x = 271,966,133.77/19,618.30
  6. Step 6: Final answer
    x = 13,862.88

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1.5x scale

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.