Home / 19,675.04-29,508.48-5,820.80

Finding the Fourth Proportional to 19,675.04, 29,508.48 and 5,820.80

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Solution

The fourth proportional to 19,675.04, 29,508.48 and 5,820.80 is: 8,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.04 : 29,508.48 = 5,820.80 : x
  2. Step 2: Convert to fraction form
    19,675.04/29,508.48 = 5,820.80/x
  3. Step 3: Cross multiply
    19,675.04x = 29,508.48 × 5,820.80
  4. Step 4: Simplify right side
    19,675.04x = 171,762,960.38
  5. Step 5: Solve for x
    x = 171,762,960.38/19,675.04
  6. Step 6: Final answer
    x = 8,729.99

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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.