Home / 23,901.21-32,983.14-13,145.58

Finding the Fourth Proportional to 23,901.21, 32,983.14 and 13,145.58

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Solution

The fourth proportional to 23,901.21, 32,983.14 and 13,145.58 is: 18,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.21 : 32,983.14 = 13,145.58 : x
  2. Step 2: Convert to fraction form
    23,901.21/32,983.14 = 13,145.58/x
  3. Step 3: Cross multiply
    23,901.21x = 32,983.14 × 13,145.58
  4. Step 4: Simplify right side
    23,901.21x = 433,582,505.52
  5. Step 5: Solve for x
    x = 433,582,505.52/23,901.21
  6. Step 6: Final answer
    x = 18,140.61

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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.