Home / 19,493.24-29,242.92-8,403.06

Finding the Fourth Proportional to 19,493.24, 29,242.92 and 8,403.06

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Solution

The fourth proportional to 19,493.24, 29,242.92 and 8,403.06 is: 12,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493.24 : 29,242.92 = 8,403.06 : x
  2. Step 2: Convert to fraction form
    19,493.24/29,242.92 = 8,403.06/x
  3. Step 3: Cross multiply
    19,493.24x = 29,242.92 × 8,403.06
  4. Step 4: Simplify right side
    19,493.24x = 245,730,011.34
  5. Step 5: Solve for x
    x = 245,730,011.34/19,493.24
  6. Step 6: Final answer
    x = 12,605.91

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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.