Home / 19,855.04-29,782.62-6,707.52

Finding the Fourth Proportional to 19,855.04, 29,782.62 and 6,707.52

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Solution

The fourth proportional to 19,855.04, 29,782.62 and 6,707.52 is: 10,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,855.04 : 29,782.62 = 6,707.52 : x
  2. Step 2: Convert to fraction form
    19,855.04/29,782.62 = 6,707.52/x
  3. Step 3: Cross multiply
    19,855.04x = 29,782.62 × 6,707.52
  4. Step 4: Simplify right side
    19,855.04x = 199,767,519.30
  5. Step 5: Solve for x
    x = 199,767,519.30/19,855.04
  6. Step 6: Final answer
    x = 10,061.30

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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.