Home / 30,745.28-46,118.18-9,968.76

Finding the Fourth Proportional to 30,745.28, 46,118.18 and 9,968.76

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Solution

The fourth proportional to 30,745.28, 46,118.18 and 9,968.76 is: 14,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.28 : 46,118.18 = 9,968.76 : x
  2. Step 2: Convert to fraction form
    30,745.28/46,118.18 = 9,968.76/x
  3. Step 3: Cross multiply
    30,745.28x = 46,118.18 × 9,968.76
  4. Step 4: Simplify right side
    30,745.28x = 459,741,068.06
  5. Step 5: Solve for x
    x = 459,741,068.06/30,745.28
  6. Step 6: Final answer
    x = 14,953.22

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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.