Home / 35,790.80-49,375.10-23,039.40

Finding the Fourth Proportional to 35,790.80, 49,375.10 and 23,039.40

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Solution

The fourth proportional to 35,790.80, 49,375.10 and 23,039.40 is: 31,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.80 : 49,375.10 = 23,039.40 : x
  2. Step 2: Convert to fraction form
    35,790.80/49,375.10 = 23,039.40/x
  3. Step 3: Cross multiply
    35,790.80x = 49,375.10 × 23,039.40
  4. Step 4: Simplify right side
    35,790.80x = 1,137,572,921.70
  5. Step 5: Solve for x
    x = 1,137,572,921.70/35,790.80
  6. Step 6: Final answer
    x = 31,783.95

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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.