Home / 19,760.00-29,638.37-5,909.00

Finding the Fourth Proportional to 19,760.00, 29,638.37 and 5,909.00

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Solution

The fourth proportional to 19,760.00, 29,638.37 and 5,909.00 is: 8,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.00 : 29,638.37 = 5,909.00 : x
  2. Step 2: Convert to fraction form
    19,760.00/29,638.37 = 5,909.00/x
  3. Step 3: Cross multiply
    19,760.00x = 29,638.37 × 5,909.00
  4. Step 4: Simplify right side
    19,760.00x = 175,132,994.91
  5. Step 5: Solve for x
    x = 175,132,994.91/19,760.00
  6. Step 6: Final answer
    x = 8,863.01

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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.