Home / 19,400.04-29,104.38-8,307.24

Finding the Fourth Proportional to 19,400.04, 29,104.38 and 8,307.24

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Solution

The fourth proportional to 19,400.04, 29,104.38 and 8,307.24 is: 12,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.04 : 29,104.38 = 8,307.24 : x
  2. Step 2: Convert to fraction form
    19,400.04/29,104.38 = 8,307.24/x
  3. Step 3: Cross multiply
    19,400.04x = 29,104.38 × 8,307.24
  4. Step 4: Simplify right side
    19,400.04x = 241,777,069.71
  5. Step 5: Solve for x
    x = 241,777,069.71/19,400.04
  6. Step 6: Final answer
    x = 12,462.71

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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.