Home / 35,688.60-49,274.33-31,899.62

Finding the Fourth Proportional to 35,688.60, 49,274.33 and 31,899.62

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Solution

The fourth proportional to 35,688.60, 49,274.33 and 31,899.62 is: 44,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.60 : 49,274.33 = 31,899.62 : x
  2. Step 2: Convert to fraction form
    35,688.60/49,274.33 = 31,899.62/x
  3. Step 3: Cross multiply
    35,688.60x = 49,274.33 × 31,899.62
  4. Step 4: Simplify right side
    35,688.60x = 1,571,832,366.44
  5. Step 5: Solve for x
    x = 1,571,832,366.44/35,688.60
  6. Step 6: Final answer
    x = 44,042.98

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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.