Home / 19,985.55-29,973.20-5,941.94

Finding the Fourth Proportional to 19,985.55, 29,973.20 and 5,941.94

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Solution

The fourth proportional to 19,985.55, 29,973.20 and 5,941.94 is: 8,911.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985.55 : 29,973.20 = 5,941.94 : x
  2. Step 2: Convert to fraction form
    19,985.55/29,973.20 = 5,941.94/x
  3. Step 3: Cross multiply
    19,985.55x = 29,973.20 × 5,941.94
  4. Step 4: Simplify right side
    19,985.55x = 178,098,776.43
  5. Step 5: Solve for x
    x = 178,098,776.43/19,985.55
  6. Step 6: Final answer
    x = 8,911.38

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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.