Home / 34,753.77-52,140.38-13,680.81

Finding the Fourth Proportional to 34,753.77, 52,140.38 and 13,680.81

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Solution

The fourth proportional to 34,753.77, 52,140.38 and 13,680.81 is: 20,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.77 : 52,140.38 = 13,680.81 : x
  2. Step 2: Convert to fraction form
    34,753.77/52,140.38 = 13,680.81/x
  3. Step 3: Cross multiply
    34,753.77x = 52,140.38 × 13,680.81
  4. Step 4: Simplify right side
    34,753.77x = 713,322,632.11
  5. Step 5: Solve for x
    x = 713,322,632.11/34,753.77
  6. Step 6: Final answer
    x = 20,525.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.