Home / 35,190.74-48,551.18-20,072.54

Finding the Fourth Proportional to 35,190.74, 48,551.18 and 20,072.54

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Solution

The fourth proportional to 35,190.74, 48,551.18 and 20,072.54 is: 27,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,190.74 : 48,551.18 = 20,072.54 : x
  2. Step 2: Convert to fraction form
    35,190.74/48,551.18 = 20,072.54/x
  3. Step 3: Cross multiply
    35,190.74x = 48,551.18 × 20,072.54
  4. Step 4: Simplify right side
    35,190.74x = 974,545,502.60
  5. Step 5: Solve for x
    x = 974,545,502.60/35,190.74
  6. Step 6: Final answer
    x = 27,693.24

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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.