Home / 35,188.67-48,561.15-20,081.03

Finding the Fourth Proportional to 35,188.67, 48,561.15 and 20,081.03

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Solution

The fourth proportional to 35,188.67, 48,561.15 and 20,081.03 is: 27,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.67 : 48,561.15 = 20,081.03 : x
  2. Step 2: Convert to fraction form
    35,188.67/48,561.15 = 20,081.03/x
  3. Step 3: Cross multiply
    35,188.67x = 48,561.15 × 20,081.03
  4. Step 4: Simplify right side
    35,188.67x = 975,158,106.69
  5. Step 5: Solve for x
    x = 975,158,106.69/35,188.67
  6. Step 6: Final answer
    x = 27,712.27

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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.