Home / 30,745.92-42,340.04-26,710.91

Finding the Fourth Proportional to 30,745.92, 42,340.04 and 26,710.91

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Solution

The fourth proportional to 30,745.92, 42,340.04 and 26,710.91 is: 36,783.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.92 : 42,340.04 = 26,710.91 : x
  2. Step 2: Convert to fraction form
    30,745.92/42,340.04 = 26,710.91/x
  3. Step 3: Cross multiply
    30,745.92x = 42,340.04 × 26,710.91
  4. Step 4: Simplify right side
    30,745.92x = 1,130,940,652.58
  5. Step 5: Solve for x
    x = 1,130,940,652.58/30,745.92
  6. Step 6: Final answer
    x = 36,783.44

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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.