Home / 35,941.55-49,602.19-19,811.72

Finding the Fourth Proportional to 35,941.55, 49,602.19 and 19,811.72

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Solution

The fourth proportional to 35,941.55, 49,602.19 and 19,811.72 is: 27,341.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,941.55 : 49,602.19 = 19,811.72 : x
  2. Step 2: Convert to fraction form
    35,941.55/49,602.19 = 19,811.72/x
  3. Step 3: Cross multiply
    35,941.55x = 49,602.19 × 19,811.72
  4. Step 4: Simplify right side
    35,941.55x = 982,704,780.02
  5. Step 5: Solve for x
    x = 982,704,780.02/35,941.55
  6. Step 6: Final answer
    x = 27,341.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.