Home / 19,798.14-29,659.92-15,394.20

Finding the Fourth Proportional to 19,798.14, 29,659.92 and 15,394.20

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Solution

The fourth proportional to 19,798.14, 29,659.92 and 15,394.20 is: 23,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.14 : 29,659.92 = 15,394.20 : x
  2. Step 2: Convert to fraction form
    19,798.14/29,659.92 = 15,394.20/x
  3. Step 3: Cross multiply
    19,798.14x = 29,659.92 × 15,394.20
  4. Step 4: Simplify right side
    19,798.14x = 456,590,740.46
  5. Step 5: Solve for x
    x = 456,590,740.46/19,798.14
  6. Step 6: Final answer
    x = 23,062.30

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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.