Home / 30,600.47-45,863.79-15,801.32

Finding the Fourth Proportional to 30,600.47, 45,863.79 and 15,801.32

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Solution

The fourth proportional to 30,600.47, 45,863.79 and 15,801.32 is: 23,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600.47 : 45,863.79 = 15,801.32 : x
  2. Step 2: Convert to fraction form
    30,600.47/45,863.79 = 15,801.32/x
  3. Step 3: Cross multiply
    30,600.47x = 45,863.79 × 15,801.32
  4. Step 4: Simplify right side
    30,600.47x = 724,708,192.88
  5. Step 5: Solve for x
    x = 724,708,192.88/30,600.47
  6. Step 6: Final answer
    x = 23,682.91

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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.