Home / 35,190.29-48,549.08-20,083.79

Finding the Fourth Proportional to 35,190.29, 48,549.08 and 20,083.79

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Solution

The fourth proportional to 35,190.29, 48,549.08 and 20,083.79 is: 27,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,190.29 : 48,549.08 = 20,083.79 : x
  2. Step 2: Convert to fraction form
    35,190.29/48,549.08 = 20,083.79/x
  3. Step 3: Cross multiply
    35,190.29x = 48,549.08 × 20,083.79
  4. Step 4: Simplify right side
    35,190.29x = 975,049,334.88
  5. Step 5: Solve for x
    x = 975,049,334.88/35,190.29
  6. Step 6: Final answer
    x = 27,707.91

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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.