Home / 23,865.84-35,820.63-12,785.04

Finding the Fourth Proportional to 23,865.84, 35,820.63 and 12,785.04

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Solution

The fourth proportional to 23,865.84, 35,820.63 and 12,785.04 is: 19,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.84 : 35,820.63 = 12,785.04 : x
  2. Step 2: Convert to fraction form
    23,865.84/35,820.63 = 12,785.04/x
  3. Step 3: Cross multiply
    23,865.84x = 35,820.63 × 12,785.04
  4. Step 4: Simplify right side
    23,865.84x = 457,968,187.38
  5. Step 5: Solve for x
    x = 457,968,187.38/23,865.84
  6. Step 6: Final answer
    x = 19,189.28

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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.