Home / 15,633.12-23,448.36-6,145.64

Finding the Fourth Proportional to 15,633.12, 23,448.36 and 6,145.64

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Solution

The fourth proportional to 15,633.12, 23,448.36 and 6,145.64 is: 9,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.12 : 23,448.36 = 6,145.64 : x
  2. Step 2: Convert to fraction form
    15,633.12/23,448.36 = 6,145.64/x
  3. Step 3: Cross multiply
    15,633.12x = 23,448.36 × 6,145.64
  4. Step 4: Simplify right side
    15,633.12x = 144,105,061.91
  5. Step 5: Solve for x
    x = 144,105,061.91/15,633.12
  6. Step 6: Final answer
    x = 9,217.93

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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.