Home / 30,893.44-42,632.84-16,746.28

Finding the Fourth Proportional to 30,893.44, 42,632.84 and 16,746.28

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Solution

The fourth proportional to 30,893.44, 42,632.84 and 16,746.28 is: 23,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893.44 : 42,632.84 = 16,746.28 : x
  2. Step 2: Convert to fraction form
    30,893.44/42,632.84 = 16,746.28/x
  3. Step 3: Cross multiply
    30,893.44x = 42,632.84 × 16,746.28
  4. Step 4: Simplify right side
    30,893.44x = 713,941,475.84
  5. Step 5: Solve for x
    x = 713,941,475.84/30,893.44
  6. Step 6: Final answer
    x = 23,109.81

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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.