Home / 35,435.04-48,899.70-19,520.96

Finding the Fourth Proportional to 35,435.04, 48,899.70 and 19,520.96

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Solution

The fourth proportional to 35,435.04, 48,899.70 and 19,520.96 is: 26,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.04 : 48,899.70 = 19,520.96 : x
  2. Step 2: Convert to fraction form
    35,435.04/48,899.70 = 19,520.96/x
  3. Step 3: Cross multiply
    35,435.04x = 48,899.70 × 19,520.96
  4. Step 4: Simplify right side
    35,435.04x = 954,569,087.71
  5. Step 5: Solve for x
    x = 954,569,087.71/35,435.04
  6. Step 6: Final answer
    x = 26,938.56

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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.