Home / 19,570.91-29,333.76-9,018.88

Finding the Fourth Proportional to 19,570.91, 29,333.76 and 9,018.88

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Solution

The fourth proportional to 19,570.91, 29,333.76 and 9,018.88 is: 13,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.91 : 29,333.76 = 9,018.88 : x
  2. Step 2: Convert to fraction form
    19,570.91/29,333.76 = 9,018.88/x
  3. Step 3: Cross multiply
    19,570.91x = 29,333.76 × 9,018.88
  4. Step 4: Simplify right side
    19,570.91x = 264,557,661.39
  5. Step 5: Solve for x
    x = 264,557,661.39/19,570.91
  6. Step 6: Final answer
    x = 13,517.90

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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.